Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
ban thanh » ban hanh, ban hang
ho chieu » theo chieu, hoc thieu, doi chieu
ban than » van thanh, ban hang, ban hanh
dan than » van than, dan toan, dang thanh
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 chieu sach - hanh ((ban than) OR (ban thanh)) nhung cong ((dan than) or (dan chan)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((ban than) OR (ban thanh)) nhung cong ((dan than) OR (dan chan)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh ((ban than) OR (ban thanh)) nhung cong ((dan than) or (dan chan)) ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((ban than) OR (ban thanh)) nhung cong ((dan than) or (dan chan)) ban*.