Perhaps you should try some spelling variations:
xuan tien » tuan tien, xuan dien, xuan kien
tuyen tai » truyen tai, tuyen tap, xuyen tai
dau tieng » dau tien, cau tieng, day tieng
dung cong » dung trong
cac kieu » cach tieu, cac yeu, tac kiem
cac thu » cach thuc, cac thoi
ban ve » ban va

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: tuyen tai ((cac kieu) or (cac thu)) đe co ban ve ((xuan tien) or (dau tieng)) dung cong~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tuyen tai ((cac kieu) OR (cac thu)) đe co ban ve ((xuan tien) OR (dau tieng)) dung cong.
• Adding a wildcard symbol may retrieve word variants: tuyen tai ((cac kieu) or (cac thu)) đe co ban ve ((xuan tien) or (dau tieng)) dung cong*.