Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh tran » hanh trang, thanh tran, hanh tram
dung cong » dung trong
tran van » luan van
van dung » van dong, xay dung, tin dung
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chinh sach) or (chiet tach)) - hanh tran van dung cong tan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chinh sach) OR (chiet tach)) - hanh tran van dung cong tan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((chinh sach) or (chiet tach)) - hanh tran van dung cong tan ((toan cau) or (toan ban))*.