Enhancing writing skills and minimizing errors during the writing process remain a formidable challenge for English language educators. The present study investigates the common errors encountered by English Language majors at Thai Nguyen University’s School of Foreign Languages in their paragraph writing assignments, collected during mid-term and final examinations. An in-depth analysis of 80 essays by first-year students specializing in English Language revealed that the students frequently committed errors related to grammar, punctuation, spelling, and native language interference.