1. 1988
2. Cross-cultural misunderstanding in the language of international diplomacy.

   Awdur: Al Mulla, M. A. A., Ion 1988

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

3. Vocabulary learning strategies : A case study of Sudanese learners of English.

   Awdur: Ahmed, M. O., Ion 1988

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

4. 1987
5. The world is hard on women : Women and marriage in the novels of Wilkie Collins.

   Awdur: Beaton, R., Ion 1987

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

6. 1985
7. Lexical cohesion and the determination of text intelligibility by non-native readers of English

   Awdur: Bensemmane, F., Hyd 1985

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

8. Preaspiration in phonological stop contrasts : an instrumental phonetic study

   Awdur: Chasaide, A. N., Ion 1985

   Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

9. 1981
10. Attitudinal aspects of Arabic-French billingualism in Morocco.

    Awdur: Bentahila, A., Medi 1981

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth

11. 1973
12. Some aspects of gerundials and infinitivals in English

    Awdur: Mukattash, L. M., Maw 1973

    Traethawd ymchwil myfyriwr: Doethur mewn Athroniaeth