Perhaps you should try some spelling variations:
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung cong » dung cong, thong cong, nhung don
hoc nhiet » hoc thiet, hoc nghien, hoc hien
doanh cua » doanh luan
hang cong » dang cong, hang nong, bang cong
hoc viet » hoc hien
van nang » van quang, van ban, van dong
nang cac » nang cao, bang cac, hang cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc viet) or (hoc nhiet)) tach - hanh doanh cua ((nhung cong) or (hang cong)) van nang cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc viet) OR (hoc nhiet)) tach - hanh doanh cua ((nhung cong) OR (hang cong)) van nang cac.
• Adding a wildcard symbol may retrieve word variants: ((hoc viet) or (hoc nhiet)) tach - hanh doanh cua ((nhung cong) or (hang cong)) van nang cac*.