Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » hoc hien
thanh tra » thanh toan, thanh hoa
van nhung » van nhuong, va nhung, van hung
cong ban » cong bang, cong san, cong tan
ban than » ban thanh, van thanh, ban hang
than bac » thanh bac, phan bac, thanh bai
tra van » tran van, ta van, trang van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) tinh - thanh tra van nhung cong ban than bac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) tinh - thanh tra van nhung cong ban than bac*.