Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, nhung lang
doi chinh » do chinh, tai chinh, hoc chinh
nhung don » nhung van, nhung bo
hang cong » dang cong, hang nong, bang cong
tranh va » tranh van, trang va, trinh va
van tan » van tuan, van ban, van tai
tan cao » toan cao, tao cao, tay cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chinh sach - canh tranh va ((((nhung cong) or (nhung don))) or (hang cong)) van tan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chinh sach - canh tranh va ((((nhung cong) OR (nhung don))) OR (hang cong)) van tan cao.
• Adding a wildcard symbol may retrieve word variants: doi chinh sach - canh tranh va ((((nhung cong) or (nhung don))) or (hang cong)) van tan cao*.