Perhaps you should try some spelling variations:
chiet tach » chieu sach
doanh hoan » doanh doanh, doanh khoa, doanh nhan
khong cong » thong cong, khong cang, chong cong
doanh hoa » doanh khoa, danh hoa, doanh ha
van thanh » ban thanh, van tuan
ho chiet » ho chieu, ho thiet, hoc thiet
dan chan » dan gian, dan ca, van 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 chiet tach - hanh ((doanh hoa) OR (doanh hoan)) khong cong ((dan chan) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh ((doanh hoa) OR (doanh hoan)) khong cong ((dan chan) OR (van thanh)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - hanh ((doanh hoa) OR (doanh hoan)) khong cong ((dan chan) or (van thanh)) cau".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh ((doanh hoa) OR (doanh hoan)) khong cong ((dan chan) or (van thanh)) cau*.