Perhaps you should try some spelling variations:
cong luong » cong thuong, nang luong, cong dong
cua nhung » va nhung
chao chu » cho chu, cao cho, chao xu
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
cua chu » sua chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((chao chu) or (cua chu)) xanh - anh tang cua nhung ((cong dan) or (cong luong)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((chao chu) OR (cua chu)) xanh - anh tang cua nhung ((cong dan) OR (cong luong)) van ban.
• Adding a wildcard symbol may retrieve word variants: ((chao chu) or (cua chu)) xanh - anh tang cua nhung ((cong dan) or (cong luong)) van ban*.