Philosophy History 623 Social sciences 233 Science 232 Social aspects 228 Political science 225 Art 194 Methodology 144 Sociology 141 Education 124 International relations 119 Literature 116 Historiography 113 Aesthetics 104 Architecture 102 Political aspects 98 Culture 88 Design 79 Language and languages 67 History and criticism 65 Technology 65 Psychology 64 Postmodernism 59 Motion pictures 58 Psychological aspects 58 Mathematics 54 Civilization 51 Photography 49 Criticism and interpretation 48 Study and teaching 46