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
doanh cua » doanh luan
cua dung » cua dang, cua dong, qua dung
cong tac » cong ty
chay cao » cay cao, chat cao, cay co

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