Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh toan, thanh tra
cuong cong » cong cong, duong cong, dung cong
luong cong » dung cong, trong cong, cong cong
tac thanh » bac thanh, cac thanh, tcc thanh
thanh cap » thanh lap, hanh cap, than cap
ho chieu » theo chieu, hoc thieu, doi chieu

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 - thanh tran quang ((cuong cong) OR (luong cong)) tac thanh cap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - thanh tran quang ((cuong cong) OR (luong cong)) tac thanh cap".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tran quang ((cuong cong) OR (luong cong)) tac thanh cap*.