Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
nhung cau » chung cu, nhung bai
ho chieu » theo chieu, hoc thieu, doi chieu
cong ban » cong bang, cong san, cong tan
tung ha » trung ha, dung ha, tung ho
dung he » dung cho

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 - thanh ((tung ha) or (dung he)) nhung cong ban ((nhung cau) or (nhu cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh ((tung ha) OR (dung he)) nhung cong ban ((nhung cau) OR (nhu cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh ((tung ha) or (dung he)) nhung cong ban ((nhung cau) or (nhu cau))*.