Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sach » chiet tach, chieu sang, chieu xanh
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
dan than » dan chan, van than, dan toan
ban than » ban thanh, van thanh, ban hang

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) or (chinh sach)) - anh tang cua nhung cong ((dan than) OR (ban than)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sach) OR (chinh sach)) - anh tang cua nhung cong ((dan than) OR (ban than)) cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sach) or (chinh sach)) - anh tang cua nhung cong ((dan than) OR (ban than)) cap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sach) or (chinh sach)) - anh tang cua nhung cong ((dan than) OR (ban than)) cap*.