Islam 1,621 Islamic studies 583 دراسات الاسلام 583 Religion 357 History 347 Solid state physics; Properties of matter 268 Politics and government 158 Islam and politics 153 Solid state physics 139 Education 111 India 109 State 101 State, The 96 Islam--Education--research--related topics 94 Solid state chemistry 87 Agriculture 85 Agriculture and state 85 Education and state 81 Political science 69 Muslims 68 Social conditions 67 Jurisprudence (Islamic laws) 60 Physics 59 Foreign relations 57 Finance 54 Islamic law 52 Rural development 51 Literature 48 Political aspects 48 Religious aspects 48