COHERENCE EXPRESSED THROUGH RELATIONS IN VIETNAMESE BUSINESS CORRESPONDENCE OF COMPLAINTS (IN COMPARISON WITH ENGLISH VERSION). Journal of Foreign Language Studies, [S. l.], n. 50, p. 48–53, 2024. DOI: 10.56844/tckhnn.50.499. Disponível em: http://journals.hanu.edu.vn/index.php/tckhnn/article/view/499. Acesso em: 15 jan. 2026.