Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
cdung luan » chung luan, dung quan, cong luan
toc chieu » toc thieu, doc hieu, hoc thieu
dong dan » dong danh, duong dan, dong san
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu sach - thanh ((dung luan) or (cdung luan)) cong dong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu sach - thanh ((dung luan) OR (cdung luan)) cong dong dan than cap*.