Perhaps you should try some spelling variations:
thanh tran » thanh trang, thanh toan, thanh tra
tran tuan » tran xuan, tran quang, tran thanh
tuan dang » tran dang, tuan bang, tuan dung
theo cuu » theo chu, khao cuu, thao cua
cong tan » cong tac, cong san, cong thanh
song van » hoang van, trong van, duong van
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo cuu van - thanh tran tuan dang ((cong tan) or (song van)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo cuu van - thanh tran tuan dang ((cong tan) OR (song van)) toan cao*.