Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
cua nhung » va nhung
hoi hieu » hoi phieu, hoi tieu, moi hieu
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan cac, phan tu
ho hieu » ho chieu, nho hieu, co hieu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho hieu) OR (hoi hieu)) lang - hanh doanh cua nhung ((cong dan) OR (cong tan)) phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho hieu) or (hoi hieu)) lang - hanh doanh cua nhung ((cong dan) OR (cong tan)) phan cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho hieu) or (hoi hieu)) lang - hanh doanh cua nhung ((cong dan) OR (cong tan)) phan cau*.