Dialectical materialism 49 Materialism 48 Philosophy 34 Historical materialism 30 History 25 Socialism 16 Social Sciences 12 Communism 10 Economics 10 Philosophy, Marxist 8 Dialectical Materialism 7 Marxism 7 English literature 6 Sociology 6 Capitalism 5 Historiography 5 Marxian economics 5 Marxist criticism 5 Materialism in literature 5 Philosophy of mind 5 Philosophy, Indic 5 Aesthetics 4 Colonies in literature 4 Commonwealth literature (English) 4 Decolonization 4 Decolonization in literature 4 Dualism 4 Existentialism 4 History and criticism 4 Idealism 4