Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh doanh » hanh doanh, chinh doanh, doanh doanh
hieu tinh » chieu tinh, lieu tinh, kieu tinh
doanh cua » doanh luan
cua nhung » va nhung
cong than » cong thanh, cong thang, cong tan
doc hieu » toc thieu, hoc thieu, hoc hien
phan dau » hang dau

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 - canh doanh cua nhung cong than ((phan lap) or (((phan dau) or (phan tu))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu tinh - canh doanh cua nhung cong than ((phan lap) OR (((phan dau) OR (phan tu)))).
• Adding a wildcard symbol may retrieve word variants: doc hieu tinh - canh doanh cua nhung cong than ((phan lap) or (((phan dau) or (phan tu))))*.