 In the late 1980s and early 1990s, Nguyen Anh 9 wrote some more songs like "Tình yêu đến trong giã từ" (Comes farewell comes love), "Mênh mông tình buồn" (Immensely sad love), "Cho người tình xa" (For the remote lover), and "Cô đơn" (Lonely).Nguyen Anh 9 still performed and took part in some of the singer Ánh Tuyết's nights recently.He often played the piano at Sofitel Saigon Plaza every week.