Sociological aspects Economics 30 History 26 India 24 Civilization 16 Government 16 Historiography 16 Navigation 16 Politics 16 South 16 Philosophy 6 Women 6 Crime 5 Psychological aspects 5 Rural development 5 Social aspects 5 Economic aspects 4 Economic history 4 Social conditions 4 Sports 4 Children 3 Economic conditions 3 Economic development 3 Education 3 Feminism 3 Land reform 3 Postmodernism 3 Rural poor 3 Universities and colleges 3 Ambedkar, B R 2