Perhaps you should try some spelling variations:
thien thanh » tien thanh, thi thanh, hien hanh
canh doanh » hanh doanh, chinh doanh, doanh doanh
hoc thien » hoc hien, hoc thieu, hoc thiet
doanh cua » doanh luan
cua khong » hua khong, cua phuong, cua thuong
cong doan » cong dan, dong doanh, cong san
cong hoan » cong hoa, dong hoa, cong san
phan dau » phan tu, 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: hoc thien thanh - canh doanh cua khong ((cong doan) or (cong hoan)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thien thanh - canh doanh cua khong ((cong doan) OR (cong hoan)) phan dau.
• Adding a wildcard symbol may retrieve word variants: hoc thien thanh - canh doanh cua khong ((cong doan) or (cong hoan)) phan dau*.