Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
quang van » quang ban, quan van, quang uan
lang cong » dang cong, bang cong, hang cong
thanh cac » hanh cac, thanh bac, thanh ca
toc hieu » toc thieu, doc hieu, hoc thieu
van lang » van nang, va lang, van hang
cong tac » cong ty
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc hieu manh - tran quang van lang cong tac ((phan cau) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - tran quang van lang cong tac ((phan cau) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - tran quang van lang cong tac ((phan cau) or (thanh cac))*.