Perhaps you should try some spelling variations:
doanh hoan » doanh doanh, doanh khoa, doanh nhan
luan chong » luan chung, luan cong, luan phong
hieu lang » chieu sang, hieu quang, nhieu tang
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
toan cau » toan cao, toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - ((kinh doanh) or (doanh hoan)) luan chong ((cong tan) OR (cong tac)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho hieu lang - ((kinh doanh) OR (doanh hoan)) luan chong ((cong tan) OR (cong tac)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - ((kinh doanh) or (doanh hoan)) luan chong ((cong tan) OR (cong tac)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - ((kinh doanh) or (doanh hoan)) luan chong ((cong tan) OR (cong tac)) toan cau*.