THI VU DO, P. Common written error analysis committed by EFL graders. A case study at a secondary school in Vietnam. Pegem Journal of Education and Instruction, [S. l.], v. 13, n. 1, p. 1–12, 2022. DOI: 10.47750/pegegog.13.01.01. Disponível em: https://pegegog.net/index.php/pegegog/article/view/2011. Acesso em: 7 aug. 2025.