- Logic 33
- Epistemology 8
- Communication Studies 7
- Philosophy of Language 7
- Philosophy, general 7
- Political Communication 7
- Theories of Law, Philosophy of Law, Legal History 7
- Metaphysics 6
- Mathematical Logic and Foundations 5
- Ontology 5
- Philosophy of Mind 5
- Philosophy of Science 5
- Semantics 4
- Cognitive Psychology 3
- Computational Linguistics 3
- Linguistics, general 3
- Mathematics, general 3
- Phenomenology 3
- Psycholinguistics 3
- Ethics 2