Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
trung tuan » trung thanh, trung tam, tran tuan
trung cua » truong cua, trung cap, dung cua
hang tong » hang thong, han tong, hang nong
tong cong » trong cong, cong cong, dung cong
cong tan » cong tac, cong san, cong thanh
tan cau » toan cau, van cau, tan ca

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