Perhaps you should try some spelling variations:
tieu sach » chieu sach, dien sach, te sach
hanh tang » hanh trang, anh tang, hanh mang
hang cong » dang cong, hang nong, bang cong
nhuan ban » nhat ban, thuat ban, nhuan tai
tang cua » mang cua, hang cua, tang luan
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong thanh
than ban » thanh ban, than man, than phan
toan ban » van ban

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sach - hanh tang cua hang cong tan ((((than ban) OR (nhuan ban))) OR (toan ban))~.
• Adding a wildcard symbol may retrieve word variants: theo tieu sach - hanh tang cua hang cong tan ((((than ban) or (nhuan ban))) or (toan ban))*.