Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nganh cong » nhanh chong, thanh cong
nhung cong » thong cong, hang cong, nhung don
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong cua » cong cu, dong cua, huong cua
dan toan » van toan, dan than, manh toan
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 - nganh cong cua ((nhung cong) or (dung cong)) ((dan toan) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - nganh cong cua ((nhung cong) OR (dung cong)) ((dan toan) OR (dan chan)) cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - nganh cong cua ((nhung cong) or (dung cong)) ((dan toan) or (dan chan)) cau*.