Materia
- Social and Population History 3
- Agriculture 2
- American Studies 2
- Anthropology 2
- Archaeology 2
- Architecture 2
- British Theatre 2
- Buddhism and Eastern Religions 2
- Computing: General Interest 2
- Earth and Environmental Sciences 2
- East Asian History 2
- Economic History 2
- English Language and Linguistics: General Interest 2
- English Literature: General Interest 2
- General 2
- Geometry and Topology 2
- Global History 2
- Grammar and Syntax 2
- Historical Geography 2
- Horticulture and forestry 2