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
tung tran » trung tran, hung tran, huong tran
tran dung » tran dang, tran hung, tran quang
trong ca » trong cac, trong nha
cong san » cong tac
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: doi chieu sach - thanh tung tran dung ((trong ca) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh tung tran dung ((trong ca) OR (cong san)) toan ban*.