Subjects

    Arts (823, 437, 9)
        Arts in General (149,157,4)
        History of Arts (311,60,2)
        Painting (64,34,0)
        Drawing (127,82,1)
        Animation (16,23,0)
        Graphic Design (98,49,2)
        Other Arts (58,32,0)
    Biology (2105, 697, 27)
        Biology in General (1412,514,14)
        Genetics (331,93,9)
        Other Biology Subjects (362,90,4)
    Body and Health (1000, 296, 22)
        Body in General (135,52,1)
        Anatomy and Physiology (311,86,13)
        Alternative Medicine (42,10,2)
        Medicine and Health (140,61,3)
        First Aid Training (54,8,0)
        Other Body Subjects (42,11,1)
        Cosmetics (20,3,0)
        Personal Training (49,8,0)
        Dietetics (44,7,0)
        Sexuality (40,26,0)
        Pharmacology (123,24,2)
        Other Chemistry Subjects (382,84,2)
    Chemistry (1903, 626, 32)
        Chemistry in General (1521,542,30)
        Other Cinema Subjects (9,3,0)
        Cinema Acting (11,7,0)
        Cinema Directing (9,7,0)
    Cinema (120, 39, 0)
        Cinema in General (49,15,0)
        Cinema History (42,7,0)
            SQL Server (146,36,4)
            C++ (388,96,10)
            C# (174,145,25)
            Amazon Alexa Skills
        Software development for mobile devices (56, 17, 3)
            iOS software development (10,2,0)
            Android software development (42,13,3)
            Software development for other mobile systems (4,2,0)
            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)
            Apple Final Cut (1,1,0)
            Maxon Cinema 4D (0,1,0)
            Desktop Publishing Software (6,1,0)
            Other computer applications (24,5,0)
        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 Subjects (151,53,2)
            Microsoft .NET (107,28,0)
            Joomla (13,10,2)
            Wordpress (43,18,2)
        Data Communications (71,22,2)
        Data Security (37,17,2)
        Operating Systems (282, 72, 7)
            Unix (39,13,1)
            Databases - Teradata (5,1,1)
            Databases - MySQL (101,20,1)
            SQL Language (125,17,0)
            Databases - DB2 (11,2,0)
            Databases - Oracle (101,29,5)
        Software Development Platforms (300, 89, 6)
            Software Development Platforms in General (36,29,2)
        Databases (634, 121, 13)
            Database Theory (145,16,2)
            Other CMS (15,3,0)
        Content Management Systems - CMS (71, 31, 4)
            Apache MySQL PHP (59,11,2)
            Java Development Platform (98,21,2)
            Python (111,75,12)
            Perl (8,1,0)
            Swift (3,3,0)
            Ruby (1,0,0)
            Transact-SQL (27,9,2)
            Unix Shells (47,13,1)
            Node.js (2,1,0)
            Objective-C (8,2,0)
            Visual Basic (73,14,1)
            PHP (164,77,14)
            HTML/CSS (328,90,9)
            Javascript (204,80,7)
            Java (457,281,40)
            Programming Languages in General (241,77,5)
            C (113,15,3)
        Programming Languages (2349, 979, 129)
        Computers in General (1018,444,17)
        Computer Literacy (238,48,1)
    Computers, ICT (6093, 2065, 201)
    Cooking, Food and Drink (249, 69, 2)
        Italian Cuisine (48,5,1)
        French Cuisine (9,5,0)
        Oriental Cuisine (11,3,0)
        Pastry (19,3,0)
        Wine making, Enology (1,2,0)
        Cooking, food and drink in general (122,36,1)
        Other Food and Drink Subjects (36,14,0)
        Beer making (2,0,0)
        Wine tasting (1,1,0)
        Mechanic Works (2,2,1)
        Other Crafts (26,2,0)
        Blacksmith Works (1,0,0)
        Carpentry (3,2,0)
        Electric Works (3,1,0)
        Construction (5,2,0)
        Butchery
        Plumbing (2,8,0)

    Crafts (107, 32, 2)
        Do-it-yourself (52,9,1)
        Pottery (3,3,0)
        Jewelery (10,3,0)
        Job Search (23,1,0)
        Job Interview Preparation (65,2,0)
        Project Management (75,30,1)
        Quality Assurance (13,2,0)
        Insurance (22,3,0)
        Business Management (305,138,3)
        Public Relations (25,5,0)
        Marketing (191,58,1)
        Advertising (45,6,0)
        Procurements (6,4,0)
        Personnel Recruiting (15,0,0)
        Human Resource Management (120,27,2)
        Investments (67,12,1)
        Finance and Banking (224,87,2)
        Tax (72,12,0)
            Other accounting and ERP software (13,2,0)
            SAP (26,6,0)
            Quickbooks (7,6,0)
        Micro-economics (286,52,2)
        Accounting and Bookkeeping (484,91,7)
        Accounting and ERP software (46, 14, 0)
    Economics, Business (2959, 834, 29)
        Economics in General (616,241,8)
        Macro-economics (259,49,2)
        Other Engineering (564,367,20)
        Automobile Engineering (76,37,0)
        Motorcycle Engineering (17,5,0)
        Aviation Engineering (45,24,2)
    Engineering (702, 433, 22)
    History (1422, 382, 11)
        History in general (850,209,5)
        Contemporary History (100,14,1)
        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 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 of Europe (49,9,1)
        History of the Americas (42,33,2)
        History - Modern (1789-1989) (57,21,0)
    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)
        Other Internet subjects (21,7,1)
        Internet Marketing (66,16,2)
        Internet Sociology (10,2,0)
        Internet Regulations (5,1,0)
    Internet (613, 124, 6)
        Internet in General (373,50,0)
        Internet Technology (106,41,2)
        Internet Services (32,7,1)
        Other Languages (321,34,2)
        Swedish (14,3,0)
        Swahili (147,28,4)
        Sanskrit (14,6,1)
        Spanish (1186,211,13)
        Portuguese (123,21,1)
        Russian (281,33,1)
        Japanese (63,26,0)
        Polish (25,0,0)
        Norwegian (4,0,0)
        Latin (362,27,0)
        Indonesian (13,6,0)
        Hindi-Urdu (179,8,0)
        Italian (1288,81,10)
        Hebrew (18,9,0)
        Greek (ancient) (192,11,1)
        Greek (modern) (64,4,1)
        German (496,174,18)
        Finnish (5,0,0)
        French (1097,237,11)
        English (5142,823,71)
        Danish (6,1,0)
        Dutch (19,12,3)
        Czech (9,1,0)
        Chinese (Mandarin) (194,48,1)
        Arabic (308,52,2)
        Bulgarian (22,2,0)
    Languages (11592, 1858, 140)
        Other Law Subjects (77,17,1)
        Intellectual Property Law (Copyright) (17,1,0)
        Public Law (96,13,0)
        Civil Law (76,10,0)
        Criminal Law (52,24,0)
        International Law (55,11,1)
    Law (688, 139, 3)
        Law in General (315,63,1)
        Poetry (119,27,3)
        Humour (8,2,0)
        Journalism (54,14,0)
        Other Literature Subjects (77,22,5)
        Creative Writing (371,62,7)
        Other National Literatures (47,4,0)
        Spanish Literature (142,15,0)
        Italian Literature (550,39,0)
        French Literature (188,17,0)
        German Literature (63,10,0)
        English Literature (675,212,10)
        History of Literature (145,8,0)
        Classical Studies (76,13,1)
        Literature in General (696,164,9)
    Literature, Writing (3211, 609, 35)
        Differential equations (846,81,8)
        Matlab (192,41,5)
        Other mathematical subjects (851,242,27)
        Trigonometry (1518,179,6)
        Calculus (1263,214,16)
        Algebra (2097,812,73)

    Mathematics (10929, 2739, 202)
        Mathematics in General (4162,1170,67)
    Media, TV, Radio, Publishing (116, 71, 1)
        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)
        Video Editing (35,14,0)
        Singing (88,32,2)
        Other musical instruments (33,21,0)
        Other Music Subjects (59,15,0)
    Music (568, 190, 4)
        History of Music (69,17,1)
        Solfege (88,11,0)
        Music software and Technology (17,9,0)
        Piano, Organ (86,34,0)
        Guitar (69,23,1)
        Bass Guitar (18,3,0)
        Flute (18,5,0)
        Drums, Percussions (10,6,0)
        Harmonica (1,0,0)
        Violin (12,14,0)
        Other Philosophy Subjects (76,17,0)
    Philosophy (762, 107, 4)
        History of Philosophy (229,23,0)
        Philosophy in General (436,66,4)
        Philosophical counseling (21,1,0)
        Image Processing Software (27,7,0)
        Other Photography Subjects (10,4,0)
        Analog Photography (10,1,0)
        Digital Photography (43,30,0)
    Photography (104, 51, 0)
        Photography History (14,9,0)
    Physics (2759, 571, 32)
        Physics in General (1860,449,27)
        Electricity and Electronics (534,63,4)
        Other Physics Subjects (365,59,1)
        Other Politics Subjects (23,11,2)
        History of Politics (28,7,0)
        Political Science in General (125,42,2)
    Politics (176, 60, 4)
    Psychology (678, 180, 5)
        Psychology in General (348,123,4)
        Motivation (80,10,0)
        Emotion (68,9,0)
        Psychotherapy (40,12,0)
        Love and Relationship (70,11,0)
        Other Mind-related Subjects (72,15,1)
        Other Religion Subjects (70,11,0)
    Religion (267, 59, 1)
        History of Religions (56,14,0)
        Religion in General (141,34,1)
    Self-improvement (705, 49, 0)
        Self-improvement in General (237,22,0)
        Personal Development (112,11,0)
        Other Self-improvement Subjects (24,5,0)
        How to Overcome Fears (57,1,0)
        How to Overcome Shyness (73,4,0)
        How to Increase Motivation (97,3,0)
        How to Increase Self-Esteem (105,3,0)
        Other Sports (99,40,0)
        Ski, Snowboard (1,1,0)
        Skating (2,3,0)
        Martial Arts, Self-Defense (27,7,0)
        Golf (3,2,0)
    Sports (157, 69, 0)
        Swimming (25,16,0)
        Other Theatre Subjects (12,5,0)
        Theatre Directing (13,1,0)
        Theatre History (37,5,0)
        Theatre Acting (51,39,0)
    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)
        Architecture (29,10,0)
        Quantity surveyor and land surveyor subjects (22,3,0)
        Botany (71,3,0)
        Statistics (212,68,15)
        Other Sciences and Technologies (95,50,1)
        Zoology (79,7,0)
        Zootechny, Animal Farming (7,3,0)
        Geology, Earth Sciences (94,44,3)
        Astronomy (17,8,0)
        Ecology, Environment Sciences (101,26,2)
    Other Sciences (762, 227, 21)
        Agriculture, Agronomy (35,5,0)
        Geography (205,44,0)
        Linguistics (72,24,2)
        Sociology (125,30,0)
        Other Social Sciences (29,19,0)
        Pedagogy, Education (94,19,1)
        Anthropology (62,11,0)
        Social Sciences in General (154,33,2)
    Other Social Sciences (741, 180, 5)
    Other (1232, 345, 11)
        Primary School Subjects (568,57,3)
        Antiques (1,5,0)
        Interior design and decoration (25,7,0)
        Archaeology (14,4,0)
        Fashion and Textiles (23,9,2)
        Public Speaking (109,13,0)
        Life Coaching (84,6,0)
        Dance (29,11,0)
        Disk Jockey (1,0,0)
        Yoga (25,5,0)
        Meditation (23,5,0)
        Reiki (6,1,0)
        Shiatsu Massage
        Astrology and horoscope (8,3,0)
        Numerology (7,2,0)
        Psychic Reading (3,5,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Pets and Animals (20,9,0)
        Private investigations (detective) (0,1,0)
        Other Subjects (285,200,6)