... first-year students at the English department, university of languages and international studies, Vietnam national university (Từ đồng nghĩa và những thách thức của nó đối với sinh viên năm ... Department of post-graduate studies Lý thanh tú Synonyms and their challenges for first-year students at the English department, university of languages and international studies, ... Vietnam national university, Hanoi University of languages and international studies Department of post-graduate studies Lý thanh tú Synonyms and their challenges for first-year...