USSR 22 Soviet Union 21 Economics 16 History 8 India 7 English; Journal 6 Foreign relations 6 India-economic development and growth-- Economic planning-- Production economics 6 Russia 6 Relations 5 United States 5 A Short History of the USSR 4 Fishes 4 Foreign policy 4 Motion pictures, Hindi 4 Political aspects 4 Postcolonialism 4 Race 4 Reporls of the academy of sciences USSR 4 Agriculture 3 Congresses 3 Human ecology 3 Motion picture industry 3 Motion pictures 3 Russian politics-- Political science 3 Socialism 3 USA 3 Agrochemistry - soils - USSR 2 China 2 Conservation of natural resources 2