Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tran » thanh trang, thanh toan, thanh tra
tuan nhung » quan nhung, tuan hung, thuat nhung
nhung cong » dung cong, thong cong, hang cong
doi chieu » doc hieu, doi chi, ho chieu
tran tuan » tran xuan, tran quang, tran thanh
cong san » cong tac
than cau » toan cau, than cap, thanh chau
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau

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 sach - thanh tran tuan nhung cong san ((than cau) or (((phan cau) OR (phan dau))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh tran tuan nhung cong san ((than cau) OR (((phan cau) OR (phan dau)))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh tran tuan nhung cong san ((than cau) or (((phan cau) OR (phan dau))))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh tran tuan nhung cong san ((than cau) or (((phan cau) OR (phan dau))))*.