History 175 Criticism 98 Education 80 Economics 65 Politics and government 54 AIDS (Disease) 50 English literature 50 Novel 50 Aims and objectives 43 India 42 AIDS 41 Literature 37 Social Sciences 37 Philosophy 35 Social conditions 35 Civilization 33 Poetry 33 Women 33 മലയാളം; മലയാളം നോവല്‍ 32 Arts 31 Religion 31 Social aspects 30 Teaching 30 Criticism and interpretation 28 Foreign relations 25 Management 24 Teaching aids 24 Buddhism 22 Democracy 22 Malayalam; Malayalam Novel; Literature; Malayalam Fiction 22