History 400 Philosophy 168 Mathematics 155 History and criticism 115 Politics and government 102 Women 67 Social conditions 65 Education 64 Social sciences 64 Research 62 Social aspects 60 Literature 57 Economics 55 Management 54 India 48 Political science 46 Human rights 43 Psychology 43 Religion 42 Economic development 41 English literature 41 Mass media 40 Feminism 39 Finite groups 39 Economic policy 37 Motion pictures 37 Groups-- Algebra-- Mathematics 36 Methodology 36 World War, 1914-1918 36 Civilization 34