Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
trong quan » tong quan, thong quang, luong quan
dung cong » dung trong
cong ban » cong bang, cong san, cong tan
phan cac » nhan cach, phan dau, phan van
phan lap » phan dau

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 ((trong quan) or (thong quan)) dung cong ban ((phan cac) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh ((trong quan) OR (thong quan)) dung cong ban ((phan cac) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh ((trong quan) or (thong quan)) dung cong ban ((phan cac) or (phan lap))*.