Subjects

        Drawing (126,82,1)
        Animation (16,23,0)
        Graphic Design (98,49,2)
        Other Arts (57,32,0)
        Painting (63,34,0)
        History of Arts (310,60,2)
    Arts (818, 437, 9)
        Arts in General (148,157,4)
    Biology (2097, 696, 27)
        Biology in General (1405,513,14)
        Genetics (330,93,9)
        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)
        Cosmetics (20,3,0)
        Personal Training (49,8,0)
        Other Body Subjects (42,11,1)
        Sexuality (40,26,0)
        Pharmacology (123,24,2)
        Dietetics (44,7,0)
        Medicine and Health (140,61,3)
        First Aid Training (54,8,0)
        Other Chemistry Subjects (382,84,2)
    Chemistry (1900, 625, 32)
        Chemistry in General (1518,541,30)
    Cinema (119, 38, 0)
        Cinema in General (48,14,0)
        Cinema History (42,7,0)
        Cinema Acting (11,7,0)
        Cinema Directing (9,7,0)
        Other Cinema Subjects (9,3,0)
            Microsoft Access (42,13,2)
    Computers, ICT (6091, 2065, 201)
        Computers in General (1017,444,17)
        Computer Literacy (238,48,1)
        Programming Languages (2349, 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 (328,90,9)
            Javascript (204,80,7)
            PHP (164,77,14)
            Node.js (2,1,0)
            Objective-C (8,2,0)
            Visual Basic (73,14,1)
            Python (111,75,12)
        Content Management Systems - CMS (71, 31, 4)
        Operating Systems (282, 72, 7)
            Unix (39,13,1)
            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)
        IT Quality Assurance (32,7,0)
        Search Engine Optimization - SEO (26,9,0)
        Ethical hacking (16,19,2)
        Other Computer Subjects (151,53,2)
        IT Project Management (80,44,6)
            Other computer applications (24,5,0)
            Apple Final Cut (1,1,0)
            Maxon Cinema 4D (0,1,0)
            Desktop Publishing Software (6,1,0)
            Adobe Photoshop (38,11,0)
            AutoCAD (48,20,4)
            Databases - MySQL (101,20,1)
        Data Security (37,17,2)
        Data Communications (71,22,2)
            SQL Language (125,17,0)
            Databases - Teradata (5,1,1)
            Database Theory (145,16,2)
            SQL Server (145,36,4)
            Databases - Oracle (101,29,5)
            Databases - DB2 (11,2,0)
        Software development for mobile devices (56, 17, 3)
            iOS software development (10,2,0)
        Databases (633, 121, 13)
            Other CMS (15,3,0)
            Wordpress (43,18,2)
            Joomla (13,10,2)
            Software development for other mobile systems (4,2,0)
            Android software development (42,13,3)
            Java Development Platform (98,21,2)
            Amazon Alexa Skills
            Apache MySQL PHP (59,11,2)
            Microsoft .NET (107,28,0)
            Software Development Platforms in General (36,29,2)
            Unix Shells (47,13,1)
        Software Development Platforms (300, 89, 6)
            Transact-SQL (27,9,2)
            Perl (8,1,0)
            Swift (3,3,0)
            Ruby (1,0,0)
        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)
        Wine tasting (1,1,0)
        Beer making (2,0,0)
        Other Food and Drink Subjects (36,14,0)
        Cooking, food and drink in general (122,36,1)
    Cooking, Food and Drink (249, 69, 2)
        Carpentry (3,2,0)
        Mechanic Works (2,2,1)
        Other Crafts (26,2,0)
        Blacksmith Works (1,0,0)
        Plumbing (2,8,0)
        Butchery
        Construction (5,2,0)
        Electric Works (3,1,0)
        Pottery (3,3,0)
        Jewelery (10,3,0)

    Crafts (107, 32, 2)
        Do-it-yourself (52,9,1)
        Quality Assurance (13,2,0)
        Project Management (75,30,1)
        Job Search (23,1,0)
        Job Interview Preparation (64,2,0)
        Advertising (45,6,0)
        Procurements (6,4,0)
        Human Resource Management (120,27,2)
        Personnel Recruiting (15,0,0)
        Marketing (190,58,1)
        Public Relations (25,5,0)
        Business Management (304,138,3)
        Insurance (22,3,0)
        Finance and Banking (223,87,2)
        Investments (67,12,1)
            SAP (26,6,0)
        Tax (72,12,0)
            Other accounting and ERP software (13,2,0)
            Quickbooks (7,6,0)
        Accounting and ERP software (46, 14, 0)
    Economics, Business (2955, 834, 29)
        Economics in General (616,241,8)
        Accounting and Bookkeeping (484,91,7)
        Micro-economics (286,52,2)
        Macro-economics (259,49,2)
        Automobile Engineering (76,37,0)
        Motorcycle Engineering (17,5,0)
        Aviation Engineering (45,24,2)
        Other Engineering (563,366,20)
    Engineering (701, 432, 22)
        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 (1420, 382, 11)
        History in general (848,209,5)
        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 - Modern (1789-1989) (57,21,0)
        History of the Americas (42,33,2)
    Hobbies (162, 58, 1)
        Gardening (19,6,0)
            Computer Games (25,17,0)
            Other Games (10,3,1)
        Other Hobbies (50,23,0)
        Graphology, Handwriting Analysis (10,3,0)
            Society Games (2,0,0)
        Games (83, 26, 1)
            Chesss (35,3,0)
            Card Games (11,3,0)
        Other Internet subjects (21,7,1)
        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)
        Internet in General (373,50,0)
    Internet (613, 124, 6)
        Norwegian (4,0,0)
        Japanese (63,26,0)
        Polish (25,0,0)
        Portuguese (122,21,1)
        Russian (280,33,1)
        Sanskrit (14,6,1)
        Spanish (1183,211,13)
        Swahili (147,28,4)
        Swedish (14,3,0)
        Other Languages (321,34,2)
        Latin (360,27,0)
        Indonesian (13,6,0)
        Greek (modern) (64,4,1)
        Greek (ancient) (192,11,1)
        Hebrew (18,9,0)
        Hindi-Urdu (179,8,0)
        Italian (1283,81,10)
        Arabic (305,52,2)
        Bulgarian (22,2,0)
        Chinese (Mandarin) (194,48,1)
        Czech (9,1,0)
        Danish (6,1,0)
        Dutch (19,12,3)
        English (5128,823,71)
        Finnish (5,0,0)
        French (1092,237,11)
        German (495,174,18)
    Languages (11557, 1858, 140)
        International Law (55,11,1)
        Other Law Subjects (77,17,1)
        Intellectual Property Law (Copyright) (17,1,0)
    Law (688, 139, 3)
        Law in General (315,63,1)
        Public Law (96,13,0)
        Civil Law (76,10,0)
        Criminal Law (52,24,0)
        Humour (8,2,0)
        Journalism (54,14,0)
        Other Literature Subjects (77,22,5)
        Poetry (118,27,3)
        Creative Writing (371,62,7)
        Italian Literature (548,39,0)
        Spanish Literature (141,15,0)
        Other National Literatures (46,4,0)
        French Literature (186,17,0)
        English Literature (670,212,10)
        German Literature (63,10,0)
        History of Literature (144,8,0)
        Classical Studies (74,13,1)
        Literature in General (696,164,9)
    Literature, Writing (3196, 609, 35)
        Other mathematical subjects (847,242,27)
        Matlab (192,41,5)
        Differential equations (845,81,8)
        Trigonometry (1513,179,6)
        Calculus (1260,214,16)
        Algebra (2093,811,73)

    Mathematics (10902, 2737, 202)
        Mathematics in General (4152,1169,67)
        Newspaper and Magazine Publishing (19,6,0)
        Video Editing (35,14,0)
        Sound Engineering (8,4,0)
        TV and Radio Production (19,10,0)
    Media, TV, Radio, Publishing (116, 71, 1)
        Media and Publishing in General (35,37,1)
        Violin (12,14,0)
        Singing (88,32,2)
        Other musical instruments (33,21,0)
        Other Music Subjects (59,15,0)
        Drums, Percussions (10,6,0)
        Harmonica (1,0,0)
        Flute (18,5,0)
        Piano, Organ (86,34,0)
        Guitar (69,23,1)
        Bass Guitar (18,3,0)
        Solfege (88,11,0)
        Music software and Technology (17,9,0)
    Music (568, 190, 4)
        History of Music (69,17,1)
        Other Philosophy Subjects (76,17,0)
        Philosophy in General (436,66,4)
        Philosophical counseling (21,1,0)
        History of Philosophy (229,23,0)
    Philosophy (762, 107, 4)
    Photography (104, 51, 0)
        Photography History (14,9,0)
        Digital Photography (43,30,0)
        Analog Photography (10,1,0)
        Image Processing Software (27,7,0)
        Other Photography Subjects (10,4,0)
        Electricity and Electronics (533,63,4)
        Other Physics Subjects (365,59,1)
        Physics in General (1855,449,27)
    Physics (2753, 571, 32)
        History of Politics (28,7,0)
        Other Politics Subjects (23,11,2)
    Politics (175, 60, 4)
        Political Science in General (124,42,2)
    Psychology (676, 180, 5)
        Other Mind-related Subjects (72,15,1)
        Love and Relationship (70,11,0)
        Psychotherapy (39,12,0)
        Emotion (68,9,0)
        Motivation (80,10,0)
        Psychology in General (347,123,4)
        Religion in General (140,34,1)
        Other Religion Subjects (70,11,0)
        History of Religions (56,14,0)
    Religion (266, 59, 1)
        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 (705, 49, 0)
        Self-improvement in General (237,22,0)
        Skating (2,3,0)
        Other Sports (99,40,0)
        Ski, Snowboard (1,1,0)
    Sports (157, 69, 0)
        Swimming (25,16,0)
        Golf (3,2,0)
        Martial Arts, Self-Defense (27,7,0)
    Theatre, Drama (113, 50, 0)
        Theatre History (37,5,0)
        Theatre Acting (51,39,0)
        Theatre Directing (13,1,0)
        Other Theatre Subjects (12,5,0)
        Hotel Management (36,19,0)
        Party Organization (13,2,0)
        Restaurant Management (16,3,0)
        Event Management (22,6,1)
        Tour and Travel Management (76,29,0)
    Tourism and Entertainment (163, 59, 1)
        Architecture (29,10,0)
        Ecology, Environment Sciences (99,26,2)
        Other Sciences and Technologies (95,50,1)
    Other Sciences (758, 227, 21)
        Agriculture, Agronomy (35,5,0)
        Statistics (210,68,15)
        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)
    Other Social Sciences (740, 180, 5)
        Social Sciences in General (154,33,2)
        Anthropology (62,11,0)
        Pedagogy, Education (94,19,1)
        Geography (204,44,0)
        Linguistics (72,24,2)
        Sociology (125,30,0)
        Other Social Sciences (29,19,0)
        Other Subjects (285,200,6)
        Private investigations (detective) (0,1,0)
        Pets and Animals (19,9,0)
        Psychic Reading (3,5,0)
        Magic, Illusionism, Prestidigitation (1,2,0)
        Astrology and horoscope (8,3,0)
        Numerology (7,2,0)
        Reiki (6,1,0)
        Shiatsu Massage
        Dance (29,11,0)
        Disk Jockey (1,0,0)
        Yoga (25,5,0)
        Meditation (23,5,0)
        Life Coaching (83,6,0)
        Public Speaking (108,13,0)
        Fashion and Textiles (23,9,2)
        Archaeology (14,4,0)
        Interior design and decoration (25,7,0)
    Other (1229, 345, 11)
        Primary School Subjects (568,57,3)
        Antiques (1,5,0)