Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
doi chieu » doc hieu, doi chi, ho chieu
thanh tan » thanh toan, thanh tuan, thanh san
van trong » van truong, vang trong, ban trong
cong dan » cong san, cong tan, huong dan
toan cao » toan ban
toan tap » toan ban
tan van » tran van, tang van, luan 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 chieu tinh - thanh tan van trong cong dan ((toan cao) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu tinh - thanh tan van trong cong dan ((toan cao) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doi chieu tinh - thanh tan van trong cong dan ((toan cao) or (toan tap))*.