Perhaps you should try some spelling variations:
thanh trung » thanh tung
hanh trang » canh tranh, hanh trinh, minh trang
thi chien » thi hien, thi thien, thien chien
nang cong » nang song, dang cong, bang cong
van nang » van quang, van ban, van dong
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((toc thieu) or (thi chien)) xanh - ((thanh trung) or (hanh trang)) van nang cong tac than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((toc thieu) OR (thi chien)) xanh - ((thanh trung) OR (hanh trang)) van nang cong tac than cao.
• Adding a wildcard symbol may retrieve word variants: ((toc thieu) or (thi chien)) xanh - ((thanh trung) or (hanh trang)) van nang cong tac than cao*.