Subjects

        Drawing (127,82,1)
        Animation (16,23,0)
        Graphic Design (98,49,2)
        Other Arts (58,32,0)
    Arts (823, 437, 9)
        Arts in General (149,157,4)
        History of Arts (311,60,2)
        Painting (64,34,0)
    Biology (2105, 698, 27)
        Biology in General (1412,515,14)
        Genetics (331,93,9)
        Other Biology Subjects (362,90,4)
        Alternative Medicine (42,10,2)
        Medicine and Health (140,61,3)
    Body and Health (1000, 296, 22)
        Body in General (135,52,1)
        Anatomy and Physiology (311,86,13)
        Sexuality (40,26,0)
        Cosmetics (20,3,0)
        Personal Training (49,8,0)
        Other Body Subjects (42,11,1)
        Dietetics (44,7,0)
        Pharmacology (123,24,2)
        First Aid Training (54,8,0)
        Other Chemistry Subjects (382,84,2)
        Chemistry in General (1521,543,30)
    Chemistry (1903, 627, 32)
        Cinema Acting (11,7,0)
        Cinema Directing (9,7,0)
        Other Cinema Subjects (9,3,0)
        Cinema History (42,7,0)
    Cinema (120, 39, 0)
        Cinema in General (49,15,0)
        Computer Literacy (238,48,1)
            Apache MySQL PHP (59,11,2)
            Windows (152,20,0)
            Linux (74,36,6)
            Mac OS (17,3,0)
        Computer Applications (732, 93, 7)
            Microsoft Word (223,16,0)
            Microsoft Excel (206,20,1)
            Microsoft PowerPoint (144,5,0)
            Microsoft Access (42,13,2)
            AutoCAD (48,20,4)
            Adobe Photoshop (38,11,0)
        Data Security (37,17,2)
        Other Computer Subjects (151,53,2)
        Ethical hacking (16,19,2)
        Search Engine Optimization - SEO (26,9,0)
        IT Project Management (80,44,6)
        IT Quality Assurance (32,7,0)
            Other computer applications (24,5,0)
            Desktop Publishing Software (6,1,0)
            Maxon Cinema 4D (0,1,0)
            Apple Final Cut (1,1,0)
        Operating Systems (282, 72, 7)
            Unix (39,13,1)
            SQL Language (125,17,0)
        Data Communications (71,22,2)
            Databases - MySQL (101,20,1)
            Databases - Teradata (5,1,1)
            Databases - DB2 (11,2,0)
            SQL Server (146,36,4)
            Databases - Oracle (101,29,5)
            Database Theory (145,16,2)
        Databases (634, 121, 13)
            Wordpress (43,18,2)
            Other CMS (15,3,0)
        Content Management Systems - CMS (71, 31, 4)
            Joomla (13,10,2)
            Software development for other mobile systems (4,2,0)
            Java Development Platform (98,21,2)
            Amazon Alexa Skills
        Software development for mobile devices (56, 17, 3)
            iOS software development (10,2,0)
            Android software development (42,13,3)
    Computers, ICT (6093, 2065, 201)
        Computers in General (1018,444,17)
            Microsoft .NET (107,28,0)
            Software Development Platforms in General (36,29,2)
        Software Development Platforms (300, 89, 6)
            Transact-SQL (27,9,2)
            Unix Shells (47,13,1)
            Ruby (1,0,0)
            Perl (8,1,0)
            Swift (3,3,0)
            Visual Basic (73,14,1)
            Python (111,75,12)
            Objective-C (8,2,0)
            Node.js (2,1,0)
            PHP (164,77,14)
            Javascript (204,80,7)
            HTML/CSS (328,90,9)
            Java (457,281,40)
            C# (174,145,25)
            C++ (388,96,10)
            C (113,15,3)
            Programming Languages in General (241,77,5)
        Programming Languages (2349, 979, 129)
        Beer making (2,0,0)
        Other Food and Drink Subjects (36,14,0)
        Wine making, Enology (1,2,0)
        Wine tasting (1,1,0)
        Oriental Cuisine (11,3,0)
        Pastry (19,3,0)
        Italian Cuisine (48,5,1)
        French Cuisine (9,5,0)
        Cooking, food and drink in general (122,36,1)
    Cooking, Food and Drink (249, 69, 2)
        Mechanic Works (2,2,1)
        Other Crafts (26,2,0)
        Blacksmith Works (1,0,0)
        Plumbing (2,8,0)
        Construction (5,2,0)
        Butchery
        Carpentry (3,2,0)
        Electric Works (3,1,0)
        Pottery (3,3,0)
        Jewelery (10,3,0)

    Crafts (107, 32, 2)
        Do-it-yourself (52,9,1)
        Insurance (22,3,0)
        Business Management (305,138,3)
        Public Relations (25,5,0)
        Quality Assurance (13,2,0)
        Project Management (75,30,1)
        Job Interview Preparation (65,2,0)
        Job Search (23,1,0)
        Personnel Recruiting (15,0,0)
        Procurements (6,4,0)
        Human Resource Management (120,27,2)
        Advertising (45,6,0)
        Marketing (191,58,1)
            Other accounting and ERP software (13,2,0)
        Tax (72,12,0)
        Macro-economics (259,49,2)
        Micro-economics (286,52,2)
        Accounting and Bookkeeping (485,91,7)
        Investments (67,12,1)
        Finance and Banking (224,87,2)
            Quickbooks (7,6,0)
        Accounting and ERP software (46, 14, 0)
            SAP (26,6,0)
    Economics, Business (2960, 834, 29)
        Economics in General (616,241,8)
        Other Engineering (567,367,20)
        Motorcycle Engineering (17,5,0)
        Aviation Engineering (45,24,2)
    Engineering (705, 433, 22)
        Automobile Engineering (76,37,0)
        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)
        History - Modern (1789-1989) (57,21,0)
        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 of the Americas (42,33,2)
    History (1421, 382, 11)
        History in general (849,209,5)
        Contemporary History (100,14,1)
        Pre-historic (< 2500 BCE) (9,6,0)
    Hobbies (162, 58, 1)
        Gardening (19,6,0)
        Graphology, Handwriting Analysis (10,3,0)
        Games (83, 26, 1)
            Chesss (35,3,0)
            Card Games (11,3,0)
            Society Games (2,0,0)
            Computer Games (25,17,0)
            Other Games (10,3,1)
        Other Hobbies (50,23,0)
    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)
        Polish (25,0,0)
        Portuguese (123,21,1)
    Languages (11602, 1858, 140)
        Sanskrit (14,6,1)
        Spanish (1188,211,13)
        Swahili (147,28,4)
        Other Languages (321,34,2)
        Swedish (14,3,0)
        Russian (281,33,1)
        Japanese (63,26,0)
        Dutch (19,12,3)
        English (5147,823,71)
        Finnish (5,0,0)
        French (1098,237,11)
        German (498,174,18)
        Greek (modern) (64,4,1)
        Greek (ancient) (192,11,1)
        Hebrew (18,9,0)
        Hindi-Urdu (179,8,0)
        Italian (1288,81,10)
        Indonesian (13,6,0)
        Latin (362,27,0)
        Norwegian (4,0,0)
        Czech (9,1,0)
        Danish (6,1,0)
        Chinese (Mandarin) (194,48,1)
        Bulgarian (22,2,0)
        Arabic (308,52,2)
        Other Law Subjects (77,17,1)
        Public Law (96,13,0)
        Civil Law (76,10,0)
        Criminal Law (52,24,0)
        International Law (55,11,1)
        Intellectual Property Law (Copyright) (17,1,0)
        Law in General (315,63,1)
    Law (688, 139, 3)
        Other Literature Subjects (77,22,5)
        Journalism (54,14,0)
        Humour (8,2,0)
        Poetry (119,27,3)
        Other National Literatures (47,4,0)
        Creative Writing (371,62,7)
        Spanish Literature (142,15,0)
        Italian Literature (549,39,0)
        French Literature (187,17,0)
        German Literature (63,10,0)
        English Literature (676,212,10)
    Literature, Writing (3209, 609, 35)
        History of Literature (145,8,0)
        Classical Studies (76,13,1)
        Literature in General (695,164,9)
        Other mathematical subjects (852,242,27)
        Matlab (192,41,5)
        Calculus (1264,214,16)
        Differential equations (846,81,8)
        Trigonometry (1520,179,6)
        Algebra (2099,812,73)

    Mathematics (10937, 2740, 202)
        Mathematics in General (4164,1171,67)
        Newspaper and Magazine Publishing (19,6,0)
        TV and Radio Production (19,10,0)
        Sound Engineering (8,4,0)
        Video Editing (35,14,0)
        Media and Publishing in General (35,37,1)
    Media, TV, Radio, Publishing (116, 71, 1)
        Other Music Subjects (59,15,0)
        Other musical instruments (33,21,0)
        Singing (88,32,2)
        Harmonica (1,0,0)
        Violin (12,14,0)
        Bass Guitar (18,3,0)
        Flute (18,5,0)
        Drums, Percussions (10,6,0)
        Piano, Organ (86,34,0)
        Guitar (69,23,1)
        Music software and Technology (17,9,0)
        Solfege (88,11,0)
    Music (568, 190, 4)
        History of Music (69,17,1)
        Philosophy in General (436,66,4)
        Other Philosophy Subjects (76,17,0)
        Philosophical counseling (21,1,0)
    Philosophy (762, 107, 4)
        History of Philosophy (229,23,0)
        Other Photography Subjects (10,4,0)
        Analog Photography (10,1,0)
        Image Processing Software (27,7,0)
        Digital Photography (43,30,0)
    Photography (104, 51, 0)
        Photography History (14,9,0)
        Other Physics Subjects (366,59,1)
        Electricity and Electronics (535,63,4)
    Physics (2763, 572, 32)
        Physics in General (1862,450,27)
        History of Politics (28,7,0)
        Other Politics Subjects (23,11,2)
        Political Science in General (125,42,2)
    Politics (176, 60, 4)
        Other Mind-related Subjects (72,15,1)
        Love and Relationship (70,11,0)
        Motivation (80,10,0)
        Emotion (68,9,0)
        Psychotherapy (40,12,0)
    Psychology (678, 180, 5)
        Psychology in General (348,123,4)
        Other Religion Subjects (70,11,0)
        History of Religions (56,14,0)
        Religion in General (141,34,1)
    Religion (267, 59, 1)
        Other Self-improvement Subjects (24,5,0)
        How to Overcome Fears (57,1,0)
        How to Overcome Shyness (73,4,0)
        How to Increase Self-Esteem (105,3,0)
        How to Increase Motivation (97,3,0)
        Personal Development (112,11,0)
    Self-improvement (705, 49, 0)
        Self-improvement in General (237,22,0)
        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 (157, 69, 0)
        Swimming (25,16,0)
        Other Theatre Subjects (12,5,0)
        Theatre Acting (51,39,0)
        Theatre Directing (13,1,0)
        Theatre History (37,5,0)
    Theatre, Drama (113, 50, 0)
        Hotel Management (36,19,0)
        Restaurant Management (16,3,0)
        Event Management (22,6,1)
        Party Organization (13,2,0)
        Tour and Travel Management (76,29,0)
    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)
        Astronomy (17,8,0)
        Zoology (79,7,0)
        Ecology, Environment Sciences (101,26,2)
        Architecture (29,10,0)
        Agriculture, Agronomy (35,5,0)
    Other Sciences (762, 227, 21)
        Geography (204,44,0)
        Sociology (125,30,0)
        Other Social Sciences (29,19,0)
        Linguistics (72,24,2)
        Pedagogy, Education (94,19,1)
        Anthropology (62,11,0)
        Social Sciences in General (154,33,2)
    Other Social Sciences (740, 180, 5)
        Other Subjects (286,201,6)
        Psychic Reading (3,5,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Pets and Animals (20,9,0)
        Private investigations (detective) (0,1,0)
        Numerology (7,2,0)
        Astrology and horoscope (8,3,0)
        Shiatsu Massage
        Meditation (23,5,0)
        Reiki (6,1,0)
        Disk Jockey (1,0,0)
        Yoga (25,5,0)
        Dance (29,11,0)
        Life Coaching (84,6,0)
        Public Speaking (109,13,0)
        Antiques (1,5,0)
        Interior design and decoration (25,7,0)
        Archaeology (14,4,0)
        Fashion and Textiles (23,9,2)
    Other (1233, 346, 11)
        Primary School Subjects (568,57,3)