Subjects

        History of Arts (311,61,2)
        Painting (64,34,0)
        Drawing (127,82,1)
        Animation (16,23,0)
        Graphic Design (98,49,2)
        Other Arts (58,32,0)
    Arts (823, 438, 9)
        Arts in General (149,157,4)
    Biology (2109, 700, 27)
        Biology in General (1416,517,14)
        Genetics (331,93,9)
        Other Biology Subjects (362,90,4)
    Body and Health (1003, 297, 22)
        Body in General (135,52,1)
        Anatomy and Physiology (312,86,13)
        Alternative Medicine (42,10,2)
        Medicine and Health (140,62,3)
        First Aid Training (54,8,0)
        Pharmacology (124,24,2)
        Dietetics (44,7,0)
        Sexuality (41,26,0)
        Cosmetics (20,3,0)
        Personal Training (49,8,0)
        Other Body Subjects (42,11,1)
    Chemistry (1907, 627, 32)
        Chemistry in General (1524,543,30)
        Other Chemistry Subjects (383,84,2)
    Cinema (120, 39, 0)
        Cinema in General (49,15,0)
        Cinema History (42,7,0)
        Cinema Acting (11,7,0)
        Cinema Directing (9,7,0)
        Other Cinema Subjects (9,3,0)
        Data Communications (71,22,2)
        Data Security (37,17,2)
    Computers, ICT (6096, 2065, 201)
        Computers in General (1019,444,17)
        Computer Literacy (238,48,1)
        Programming Languages (2351, 979, 129)
            Programming Languages in General (241,77,5)
            C (113,15,3)
            C++ (388,96,10)
            C# (174,145,25)
            Java (457,281,40)
            HTML/CSS (329,90,9)
            Javascript (205,80,7)
            PHP (164,77,14)
            Node.js (2,1,0)
            Objective-C (8,2,0)
            Visual Basic (73,14,1)
            Python (111,75,12)
            Perl (8,1,0)
            Swift (3,3,0)
            Ruby (1,0,0)
            Transact-SQL (27,9,2)
            iOS software development (10,2,0)
        Other Computer Subjects (151,53,2)
        IT Project Management (80,44,6)
        IT Quality Assurance (32,7,0)
        Search Engine Optimization - SEO (26,9,0)
        Ethical hacking (16,19,2)
            Other computer applications (24,5,0)
            Desktop Publishing Software (6,1,0)
            Maxon Cinema 4D (0,1,0)
            Apple Final Cut (1,1,0)
            Microsoft Access (42,13,2)
            AutoCAD (48,20,4)
            Adobe Photoshop (38,11,0)
            Microsoft PowerPoint (144,5,0)
            Mac OS (17,3,0)
        Computer Applications (732, 93, 7)
            Microsoft Word (223,16,0)
            Microsoft Excel (206,20,1)
            Linux (74,36,6)
            Unix (39,13,1)
            Windows (152,20,0)
        Operating Systems (282, 72, 7)
            SQL Language (125,17,0)
            Databases - DB2 (11,2,0)
            Databases - Teradata (5,1,1)
            SQL Server (146,36,4)
            Databases - Oracle (101,29,5)
            Databases - MySQL (101,20,1)
            Other CMS (15,3,0)
        Databases (634, 121, 13)
            Database Theory (145,16,2)
            Android software development (42,13,3)
            Software development for other mobile systems (4,2,0)
            Wordpress (43,18,2)
        Content Management Systems - CMS (71, 31, 4)
            Joomla (13,10,2)
            Microsoft .NET (107,28,0)
            Apache MySQL PHP (59,11,2)
            Java Development Platform (98,21,2)
            Amazon Alexa Skills
        Software development for mobile devices (56, 17, 3)
        Software Development Platforms (300, 89, 6)
            Software Development Platforms in General (36,29,2)
            Unix Shells (47,13,1)
        Wine making, Enology (1,2,0)
        Wine tasting (1,1,0)
        Beer making (2,0,0)
        Other Food and Drink Subjects (36,14,0)
    Cooking, Food and Drink (249, 70, 2)
        Pastry (19,3,0)
        Oriental Cuisine (11,3,0)
        French Cuisine (9,5,0)
        Italian Cuisine (48,5,1)
        Cooking, food and drink in general (122,37,1)
        Butchery
        Plumbing (2,8,0)
        Blacksmith Works (1,0,0)
        Mechanic Works (2,2,1)
        Other Crafts (26,2,0)
        Construction (5,2,0)
        Jewelery (10,3,0)
        Carpentry (3,2,0)
        Electric Works (3,1,0)
        Pottery (3,3,0)

    Crafts (107, 32, 2)
        Do-it-yourself (52,9,1)
    Economics, Business (2966, 835, 29)
        Economics in General (617,241,8)
        Macro-economics (260,49,2)
        Micro-economics (287,52,2)
        Accounting and Bookkeeping (486,91,7)
        Job Search (23,1,0)
        Job Interview Preparation (65,2,0)
        Project Management (75,30,1)
        Quality Assurance (13,2,0)
        Personnel Recruiting (15,0,0)
        Human Resource Management (121,27,2)
        Procurements (6,4,0)
        Marketing (191,58,1)
        Advertising (45,6,0)
        Tax (72,12,0)
        Finance and Banking (224,87,2)
        Public Relations (25,5,0)
        Business Management (306,139,3)
        Insurance (22,3,0)
        Investments (67,12,1)
            Other accounting and ERP software (13,2,0)
            Quickbooks (7,6,0)
            SAP (26,6,0)
        Accounting and ERP software (46, 14, 0)
    Engineering (705, 433, 22)
        Automobile Engineering (76,37,0)
        Motorcycle Engineering (17,5,0)
        Aviation Engineering (45,24,2)
        Other Engineering (567,367,20)
        Pre-historic (< 2500 BCE) (9,6,0)
        History - Earliest records (2500 - 500 BCE) (31,3,0)
        History - Antiquity (500 BCE - 500 CE) (59,7,0)
        History - Middle Ages (500-1492) (60,18,1)
        History - Early modern (1492-1789) (54,13,0)
        History - Modern (1789-1989) (57,22,0)
        History of the Americas (42,33,2)
        History of Europe (49,9,1)
        History of Asia (35,8,0)
        History of Africa (18,5,0)
        History of Australia (3,1,0)
        Historiography (11,0,0)
        Other History Subjects (44,35,1)
        Contemporary History (100,14,1)
    History (1421, 383, 11)
        History in general (849,209,5)
            Other Games (10,3,1)
        Other Hobbies (50,23,0)
        Games (83, 26, 1)
            Chesss (35,3,0)
            Card Games (11,3,0)
            Society Games (2,0,0)
            Computer Games (25,17,0)
        Graphology, Handwriting Analysis (10,3,0)
    Hobbies (162, 58, 1)
        Gardening (19,6,0)
    Internet (613, 124, 6)
        Internet in General (373,50,0)
        Internet Technology (106,41,2)
        Internet Services (32,7,1)
        Internet Regulations (5,1,0)
        Internet Sociology (10,2,0)
        Internet Marketing (66,16,2)
        Other Internet subjects (21,7,1)
        Czech (9,1,0)
        Other Languages (322,34,2)
        Sanskrit (14,6,1)
        Spanish (1188,211,13)
        Swahili (147,28,4)
        Swedish (14,3,0)
        English (5156,823,71)
        Finnish (5,0,0)
        French (1098,238,11)
        German (500,174,18)
        Greek (modern) (64,4,1)
        Greek (ancient) (192,11,1)
        Hebrew (18,9,0)
        Hindi-Urdu (180,8,0)
        Italian (1291,82,10)
        Indonesian (13,6,0)
        Latin (362,27,0)
        Norwegian (4,0,0)
        Japanese (63,26,0)
        Polish (25,0,0)
        Portuguese (123,21,1)
        Russian (282,33,1)
        Danish (6,1,0)
        Dutch (20,12,3)
        Chinese (Mandarin) (194,48,1)
    Languages (11621, 1860, 140)
        Arabic (309,52,2)
        Bulgarian (22,2,0)
        Other Law Subjects (77,17,1)
        Intellectual Property Law (Copyright) (17,1,0)
        International Law (55,11,1)
        Civil Law (76,10,0)
        Criminal Law (52,24,0)
        Law in General (315,63,1)
        Public Law (96,13,0)
    Law (688, 139, 3)
        Journalism (54,14,0)
        Other Literature Subjects (77,22,5)
        Humour (8,2,0)
        Poetry (119,27,3)
        Creative Writing (372,62,7)
        Other National Literatures (47,4,0)
        Spanish Literature (143,15,0)
        Italian Literature (549,39,0)
        French Literature (188,17,0)
        English Literature (680,214,10)
        German Literature (63,10,0)
        History of Literature (145,8,0)
        Classical Studies (76,13,1)
        Literature in General (696,164,9)
    Literature, Writing (3217, 611, 35)
        Other mathematical subjects (858,242,27)
        Matlab (192,41,5)
        Differential equations (851,81,8)
        Calculus (1269,214,16)
        Trigonometry (1525,179,6)
        Algebra (2108,813,73)

    Mathematics (10981, 2742, 202)
        Mathematics in General (4178,1172,67)
        Newspaper and Magazine Publishing (19,6,0)
        TV and Radio Production (19,10,0)
        Sound Engineering (8,4,0)
        Media and Publishing in General (35,37,1)
    Media, TV, Radio, Publishing (116, 71, 1)
        Video Editing (35,14,0)
        Other musical instruments (33,21,0)
        Other Music Subjects (59,15,0)
        Singing (88,32,2)
        Violin (12,14,0)
        Harmonica (1,0,0)
        Drums, Percussions (10,6,0)
        Flute (18,5,0)
        Bass Guitar (18,4,0)
        Guitar (69,23,1)
        Piano, Organ (86,34,0)
        Solfege (88,11,0)
        Music software and Technology (17,9,0)
    Music (568, 191, 4)
        History of Music (69,17,1)
        Other Philosophy Subjects (76,17,0)
        Philosophical counseling (21,1,0)
        Philosophy in General (436,66,4)
    Philosophy (762, 107, 4)
        History of Philosophy (229,23,0)
        Other Photography Subjects (10,4,0)
        Image Processing Software (27,7,0)
        Analog Photography (10,1,0)
        Digital Photography (43,30,0)
    Photography (104, 51, 0)
        Photography History (14,9,0)
        Other Physics Subjects (366,60,1)
        Electricity and Electronics (535,64,4)
        Physics in General (1866,450,27)
    Physics (2767, 574, 32)
        Other Politics Subjects (23,11,2)
        History of Politics (28,7,0)
    Politics (176, 60, 4)
        Political Science in General (125,42,2)
        Other Mind-related Subjects (72,15,1)
        Love and Relationship (70,11,0)
        Psychotherapy (40,12,0)
        Motivation (80,10,0)
        Emotion (68,9,0)
        Psychology in General (348,123,4)
    Psychology (678, 180, 5)
        Other Religion Subjects (71,11,0)
        Religion in General (141,34,1)
    Religion (268, 59, 1)
        History of Religions (56,14,0)
        How to Overcome Fears (57,1,0)
        Other Self-improvement Subjects (24,5,0)
        How to Overcome Shyness (73,4,0)
        How to Increase Motivation (97,3,0)
        How to Increase Self-Esteem (105,3,0)
        Personal Development (112,11,0)
        Self-improvement in General (237,22,0)
    Self-improvement (705, 49, 0)
        Other Sports (99,40,0)
        Skating (2,3,0)
        Ski, Snowboard (1,1,0)
        Golf (3,2,0)
        Martial Arts, Self-Defense (27,7,0)
    Sports (159, 69, 0)
        Swimming (27,16,0)
        Theatre Directing (13,1,0)
        Other Theatre Subjects (12,5,0)
        Theatre Acting (51,39,0)
        Theatre History (37,5,0)
    Theatre, Drama (113, 50, 0)
        Party Organization (13,2,0)
        Tour and Travel Management (76,29,0)
        Event Management (22,6,1)
        Restaurant Management (16,3,0)
        Hotel Management (36,19,0)
    Tourism and Entertainment (163, 59, 1)
        Other Sciences and Technologies (95,50,1)
        Statistics (212,68,15)
        Botany (71,3,0)
        Quantity surveyor and land surveyor subjects (22,3,0)
        Geology, Earth Sciences (94,44,3)
        Zootechny, Animal Farming (7,3,0)
        Zoology (79,7,0)
        Astronomy (17,8,0)
        Ecology, Environment Sciences (101,26,2)
        Architecture (29,10,0)
        Agriculture, Agronomy (35,5,0)
    Other Sciences (762, 227, 21)
        Other Social Sciences (29,19,0)
        Sociology (125,30,0)
        Linguistics (72,24,2)
        Geography (204,44,0)
        Pedagogy, Education (93,19,1)
        Anthropology (62,11,0)
        Social Sciences in General (154,33,2)
    Other Social Sciences (739, 180, 5)
        Other Subjects (286,202,6)
        Private investigations (detective) (0,1,0)
        Pets and Animals (20,9,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Psychic Reading (3,5,0)
        Numerology (7,2,0)
        Astrology and horoscope (8,3,0)
        Reiki (6,1,0)
        Shiatsu Massage
        Meditation (23,5,0)
        Yoga (25,5,0)
        Disk Jockey (1,0,0)
        Dance (29,11,0)
        Life Coaching (84,6,0)
        Public Speaking (109,13,0)
        Fashion and Textiles (23,9,2)
        Archaeology (14,4,0)
        Interior design and decoration (25,7,0)
        Primary School Subjects (568,57,3)
    Other (1233, 347, 11)
        Antiques (1,5,0)