Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
phuong ban » phuong bang, phuong lan, phuong bac
tung tuan » trung tuan, quang tuan, trang tuan
hung tuan » hung tran, quang tuan, trung tuan
ban than » ban thanh, van thanh, ban hang
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: ho ((chieu sach) or (chinh sach)) - thanh ((tung tuan) OR (hung tuan)) bang phuong ban than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - thanh ((tung tuan) OR (hung tuan)) bang phuong ban than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chinh sach)) - thanh ((tung tuan) OR (hung tuan)) bang phuong ban than cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chinh sach)) - thanh ((tung tuan) OR (hung tuan)) bang phuong ban than cau*.