Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
hanh doanh » hang doanh, chinh doanh, doanh doanh
cong thanh » dong thanh, cong trinh, cong tan
doanh cua » doanh luan
cua nhung » va nhung
cong san » cong tac
than tap » toan tap, han tap, phan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu sach) OR (chiet tach)) - hanh doanh cua nhung ((cong san) or (cong thanh)) than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - hanh doanh cua nhung ((cong san) OR (cong thanh)) than tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chiet tach)) - hanh doanh cua nhung ((cong san) or (cong thanh)) than tap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chiet tach)) - hanh doanh cua nhung ((cong san) or (cong thanh)) than tap*.