Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
doi chieu » doc hieu, doi chi, ho chieu
va phuong » va thuong, cac phuong
thanh mau » hanh mau, thanh san, thanh hai
cong tac » cong ty
tung va » trung va, tuong va, dung va

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 tung va phuong ((cong san) OR (cong tac)) thanh mau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh tung va phuong ((cong san) OR (cong tac)) thanh mau".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh tung va phuong ((cong san) OR (cong tac)) thanh mau*.