1. 1992
2. Synchronic variation and historical change in language.

   Fallon, P. R. (Awdur), Ion 1992

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. 1991
4. Aspects of phrases and clauses in Syrian within the framework of head-driven phrase structure grammar.

   Chahristan, K. (Awdur), Tach 1991

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

5. Empty categories in Syrian Arabic

   Farhat, H. (Awdur), Ion 1991

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

6. Inferencing unknown words in reading

   Davies, D. R. (Awdur), Ion 1991

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

7. 1990
8. 'Here'/'elsewhere' : a theme in the poems of Philip Larkin.

   Smith, P. M. (Awdur), Ion 1990

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

9. Footnotes in academic written discourse : a formal and functional analysis.

   Sakran, T. M.E.-S. (Awdur), Ion 1990

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

10. 1989
11. The symphonies of Robert Simpson

    Pickard, J. L. (Awdur), Maw 1989

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

12. 1988
13. A study of the genre of T.H. White's Arthurian books.

    Chapman, S. E. (Awdur), Meh 1988

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

14. A stylistic analysis of administrative English through a qualitative and quantitative investigation of government information leaflets

    Ward, R. J. (Awdur), Ion 1988

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

15. Cross-cultural misunderstanding in the language of international diplomacy.

    Al Mulla, M. A. A. (Awdur), Ion 1988

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth