Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
canh doanh » hanh doanh, chinh doanh, doanh doanh
khong cong » thong cong, khong cang, chong cong
doanh hua » doanh cua, doanh ha, doanh khoa
hua khong » hoa khong, cua khong, hoac khong
van thanh » ban thanh, van tuan
van chat » cao chat

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)) - canh doanh hua khong cong ((van chat) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chiet tach)) - canh doanh hua khong cong ((van chat) OR (van thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) OR (chiet tach)) - canh doanh hua khong cong ((van chat) or (van thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) OR (chiet tach)) - canh doanh hua khong cong ((van chat) or (van thanh)) cau*.