Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thuong ban » thuong han, thuong lan, thuong binh
cong tuan » cong tan, cong luan, cong thanh
tuan hang » tuan hoang, tuan bang, tuan dang
tuong ban » tuong bang, trong ban, tuong dan
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: mot chieu sach - thanh cong tuan hang ((thuong ban) or (tuong ban)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: mot chieu sach - thanh cong tuan hang ((thuong ban) OR (tuong ban)) phan dau.
• Adding a wildcard symbol may retrieve word variants: mot chieu sach - thanh cong tuan hang ((thuong ban) or (tuong ban)) phan dau*.