Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thanh tra » thanh toan, thanh hoa
van nhung » van nhuong, va nhung, van hung
chi sach » chieu sach, co sach, moi sach
cong dan » cong san, cong tan, huong dan
dan thai » dang thai, dan thi, dan than
thai cao » tai cao, thoai cac, thuat cao
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: doi ((chi sach) or (chinh sach)) - thanh tra van nhung cong dan thai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi sach) OR (chinh sach)) - thanh tra van nhung cong dan thai cao.
• Adding a wildcard symbol may retrieve word variants: doi ((chi sach) or (chinh sach)) - thanh tra van nhung cong dan thai cao*.