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
hung cong » nhung cong, hung cuong, phung cong
cong dan » cong san, cong tan, huong dan
chan cau » can cau, chinh cau, nhanh cau
phan cau » phan dau, phan cac, phan tu

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 tuan) OR (tran tuan)) hung cong dan ((chan cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - thanh ((trung tuan) OR (tran tuan)) hung cong dan ((chan cau) OR (phan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - thanh ((trung tuan) OR (tran tuan)) hung cong dan ((chan cau) or (phan cau))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - thanh ((trung tuan) OR (tran tuan)) hung cong dan ((chan cau) or (phan cau))*.