Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hang cong » dang cong, hang nong, bang cong
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, doi chieu
hanh ban » thanh ban, hang ban, hanh san
dan than » dan chan, ban than, van than
ban cua » ban quan

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 - hanh ban cua ((hang cong) or (dung trong)) ((ban thanh) or (dan than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ban cua ((hang cong) OR (dung trong)) ((ban thanh) OR (dan than)) cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ban cua ((hang cong) or (dung trong)) ((ban thanh) or (dan than)) cao*.