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
cong cong » trong cong, dung cong, dang cong
tung cua » trung cua, tuong cua, dung cua
ban sang » ban hang, san sang, van sang
sang lap » sang tao, sang ma, sang tai

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 cua ((cong cong) or (cong dong)) ban sang lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh tung cua ((cong cong) OR (cong dong)) ban sang lap.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh tung cua ((cong cong) or (cong dong)) ban sang lap*.