History 71 Philosophy 64 Logic circuits, logic design of circuits, very large scale integration (VLSI) 33 Politics and government 21 Agronomy 17 English Literary Theory; English Literature 17 Plant Biotechnology 15 Soil Science and Agricultural Chemistry 15 History and criticism 14 Social aspects 14 Social conditions 14 Psychology 13 Agriculture 12 Feminism 12 Literature 12 Science 12 Political science 11 Women 11 Democracy 10 Economics 10 Evolution (Biology) 10 Social sciences 10 Sociology 10 Constitutional law 9 Capitalism 8 Language and languages 8 Plant Biotechnology and Molecular Biology 8 Plantation Crops and Spices 8 Postmodernism 8 Archaeology 7