Western philosophy, from c 1900 - 9 Philosophy 6 Grammar, syntax & morphology 4 Mathematics 4 European history 3 History 3 History of Western philosophy 3 Philosophy: epistemology & theory of knowledge 3 Social & cultural anthropology, ethnography 3 Sociology 3 20th century history: c 1900 to c 2000 2 Architecture 2 Biography & True Stories 2 Cohomology group 2 Economic history 2 Educational psychology 2 Educational strategies & policy 2 History of education 2 History of ideas 2 History of science 2 Lie algebra 2 Literary studies: plays & playwrights 2 Literature: history & criticism 2 Literature: history and criticism 2 Media studies 2 Philosophy of language 2 Philosophy of religion 2 Philosophy of science 2 Philosophy: metaphysics & ontology 2 Potentially nilpotent Lie algebra 2