Perhaps you should try some spelling variations:
thanh trung » thanh tung
luan chung » luan chinh
doi chieu » doc hieu, doi chi, ho chieu
trung cap » truong cao, trung tam
cap trong » cay trong, ca trong, cad trong
cong tan » cong tac, cong san, cong thanh
tan luan » tang luan, toan luan, dan luan

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) or (mot chieu)) sach - thanh trung cap trong cong tan luan chung~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (mot chieu)) sach - thanh trung cap trong cong tan luan chung.
• Adding a wildcard symbol may retrieve word variants: ((doi chieu) or (mot chieu)) sach - thanh trung cap trong cong tan luan chung*.