Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh nhan
hanh doanh » hang doanh, chinh doanh, doanh doanh
theo chu » theo chieu, cho chu, chao chu
chu sang » chu bang, thu sang, chieu sang
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
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 chu sang - ((hanh doanh) or (doanh hoan)) cua cong ((cong tan) or (cong san)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sang - ((hanh doanh) OR (doanh hoan)) cua cong ((cong tan) OR (cong san)) toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chu sang - ((hanh doanh) or (doanh hoan)) cua cong ((cong tan) or (cong san)) toan cao*.