Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
cong doanh » cong danh, dong doanh, rong doanh
doanh cua » doanh luan
cua thong » cua thuong, cua khong, cua tong
cong doan » cong dan, cong hoan, dong doanh
hoi hieu » hoi phieu, hoi tieu, moi hieu
phan dau » phan tu, hang dau
ho hieu » ho chieu, nho hieu, co 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) or (hoi hieu)) lang - canh doanh cua thong ((cong doanh) OR (cong doan)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho hieu) OR (hoi hieu)) lang - canh doanh cua thong ((cong doanh) OR (cong doan)) phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho hieu) or (hoi hieu)) lang - canh doanh cua thong ((cong doanh) OR (cong doan)) phan dau".
• Adding a wildcard symbol may retrieve word variants: ((ho hieu) or (hoi hieu)) lang - canh doanh cua thong ((cong doanh) OR (cong doan)) phan dau*.