Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trung tuan » trung thanh, trung tam, truong thanh
doi chieu » doc hieu, doi chi, ho chieu
tran tuan » tran xuan, tran quang, tran thanh
hang dong » hang nong, hang cong, hanh dong
dong san » cong san, dong bang, dong von
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.

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