Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
cua nhung » va nhung
hanh ban » thanh ban, hang ban, hanh san
dan chan » dan gian, dan ca, van chat
van than » van thanh, van thang, van tuan
ban cua » ban quan

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh ban cua nhung cong ((dan chan) or (van than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh ban cua nhung cong ((dan chan) OR (van than)) cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh ban cua nhung cong ((dan chan) or (van than)) cau*.