Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
cong thanh » dong thanh, cong trinh, truong thanh
hieu tinh » chieu tinh, lieu tinh, kieu tinh
doanh cua » doanh luan
cua trung » cua truong, xuan trung, cua nhung
tran chau » tranh chap
doc hieu » toc thieu, hoc thieu, hoc hien
cong tan » cong tac, cong san, cong ty
tran huu » tran duc

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu tinh - hanh doanh cua trung ((cong tan) or (cong thanh)) ((tran chau) or (tran huu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - hanh doanh cua trung ((cong tan) OR (cong thanh)) ((tran chau) OR (tran huu)).
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - hanh doanh cua trung ((cong tan) or (cong thanh)) ((tran chau) or (tran huu))*.