Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
cong thanh » dong thanh, cong trinh, cong tan
doi chieu » doc hieu, doi chi, ho chieu
doanh cua » doanh luan
cong tuan » cong tan, cong luan, cong quang
phan cau » phan dau, phan cac, phan tu

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 - hanh doanh cua cong ((cong tuan) or (cong thanh)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh doanh cua cong ((cong tuan) OR (cong thanh)) phan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh doanh cua cong ((cong tuan) or (cong thanh)) phan cau*.