Agriculture Education History 38 Rural development 38 Population 37 Tourist trade 37 Communication 36 Finance 36 Industries 36 Language and literature 36 Non-governmental organizations 36 Politics and government 36 Scheduled tribes 36 Transportation 36 Tribes 36 Untouchables 36 Wildlife management 36 Urbanization 35 Industrialization 3 Civilization 2 Commonwealth countries 2 Commonwealth ministers 2 Foreign relations 2 India 2 International relations 2 Kerala 2 Medical care 2 Power resources 2 Telecommunication 2 Water-supply 2