Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
bang cong » dang cong, bang song, hang cong
cong sang » cong san, cong lang, cong vang
sang than » cang thang, dang thanh, sang tao
ho chieu » theo chieu, hoc thieu, doi chieu
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: ho chieu sach - thanh ((trung tam) or (truong dai)) bang cong sang than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((trung tam) OR (truong dai)) bang cong sang than cap.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((trung tam) or (truong dai)) bang cong sang than cap*.