Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thuong ban » thuong han, thuong lan, thuong binh
doi chieu » doc hieu, doi chi, mot chieu
cong tuan » cong luan, cong thanh, cong quang
tuong ban » tuong bang, trong ban, tuong dan
cong tan » cong tac, cong san, cong thanh
phan dau » phan tu, hang dau

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