Perhaps you should try some spelling variations:
quang trong » quang truong, quang trung, quan trong
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh toan, thanh tra
thanh hai » thanh phan, thanh hoa, thanh san
thanh cac » hanh cac, thanh bac, thanh ca
cong dan » cong san, cong tan, huong dan

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - thanh tran quang trong cong dan ((thanh hai) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh tran quang trong cong dan ((thanh hai) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh tran quang trong cong dan ((thanh hai) or (thanh cac))*.