- Discourses of Freedom of Speech: From the Enactment of the Bill of Rights to the Sedition Act of 1918
- Complementation in British and American English: Corpus-Based Studies on Prepositions and Complement Clauses in British and American English
- Linking Form and Meaning: Studies on Selected Control Patterns in Recent English
- James Madison and Freedom of Speech: Major Debates in the Early Republic
- Infinitives and Gerunds in Recent English: Studies on Non-Finite Complements with Data from Large Corpora