Discourse-Based Grammar Instruction and Written Communicative Competence Among Intermediate EFL Learners: An Action Research Study in a Vietnamese Private Tutoring Context. The International Journal of Language Studies (ISSN : 3078 - 2244), [S. l.], v. 3, n. 2, p. 216–233, 2026. DOI: 10.60087/ijls.v3.n2.013. Disponível em: https://ijlangstudies.org/index.php/home/article/view/v3.n2.013. Acesso em: 21 sep. 2026.