Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh doanh » hang doanh, chinh doanh, doanh doanh
doi chieu » doc hieu, doi chi, ho chieu
cua dung » cua dong, qua dung, cua rung
cua dang » cua cong, cua ban
cong tac » cong ty
chay cao » cay cao, chat cao, nha cao

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 dung) OR (cua dang)) ((cong san) or (cong tac)) chay cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh doanh ((cua dung) OR (cua dang)) ((cong san) OR (cong tac)) chay cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh doanh ((cua dung) OR (cua dang)) ((cong san) or (cong tac)) chay cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh doanh ((cua dung) OR (cua dang)) ((cong san) or (cong tac)) chay cao*.