Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
chu xanh » chieu xanh, chuc danh, chu thanh
chu manh » ho manh, chu han, chu van
tang cua » mang cua, hang cua, tang luan
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban

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

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chu xanh) OR (chua xang))) OR (chu manh)) - hanh tang cua nhung cong dan toan ban~.
• Adding a wildcard symbol may retrieve word variants: theo ((((chu xanh) or (chua xang))) or (chu manh)) - hanh tang cua nhung cong dan toan ban*.