Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh than » thanh thanh, thanh thang, thanh toan
doi chieu » doc hieu, doi chi, ho chieu
dung cong » dung trong
than cua » nhan cua, thai cua, ban cua
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
toan cao » toan tap

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 than cua dung cong san ((toan cao) or (((toan ban) OR (van ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh than cua dung cong san ((toan cao) OR (((toan ban) OR (van ban))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh than cua dung cong san ((toan cao) or (((toan ban) OR (van ban))))*".