Perhaps you should try some spelling variations:
thanh trung » thanh tung
hoc thieu » toc thieu
bang cong » dang cong, bang song, hang cong
trung va » truong va, trang va, trung ha
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cap » khan cap, thanh lap, thanh cac
va bang » va nang, va lang, va ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (hoc hien)) xanh - thanh trung va bang cong tan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) xanh - thanh trung va bang cong tan than cap.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) xanh - thanh trung va bang cong tan than cap*.