Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, hieu lang, nhieu tang
canh nhung » anh nhung, hanh nhung, doanh nhung
nhung cong » dung cong, thong cong, hang cong
thanh tra » thanh toan, thanh hoa
cong tinh » cong trinh, cong vinh, long tinh
tra canh » tra danh, tran manh, tra chinh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) or (chieu sang)) - thanh tra canh nhung cong tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chieu sang)) - thanh tra canh nhung cong tinh toan ban.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chieu sang)) - thanh tra canh nhung cong tinh toan ban*.