Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
hoc tieng » hoc hien
doanh cua » doanh luan
hang cong » dang cong, hang nong, bang cong
dung cong » dung trong
vang ban » van ban, hang ban, nang ban
ban nha » ban nhan, ban phap, ban than

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc tieng anh - canh doanh cua ((hang cong) or (dung cong)) vang ban nha~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tieng anh - canh doanh cua ((hang cong) OR (dung cong)) vang ban nha.
• Adding a wildcard symbol may retrieve word variants: hoc tieng anh - canh doanh cua ((hang cong) or (dung cong)) vang ban nha*.