Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
hang cong » dang cong, hang nong, bang cong
trung va » truong va, trang va, trung tam
trung ha » trung hoc, trung tam, trung cap
cong san » cong tac
san than » sang than, san thanh, ban than
than cau » toan cau, phan cau, than cap

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 ((trung va) or (trung ha)) hang cong san than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((trung va) OR (trung ha)) hang cong san than cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trung va) or (trung ha)) hang cong san than cau*.