Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
huong cua » dung cua
tang luan » dung luan
theo cuu » khao cuu, thao cua, theo yeu
theo chu » theo chieu, cho chu, chao chu
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than man » than ma, thanh san, tran manh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo cuu) OR (theo chu)) van - hanh ((huong cua) or (tang luan)) nhung cong dan than man~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo cuu) OR (theo chu)) van - hanh ((huong cua) OR (tang luan)) nhung cong dan than man.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo cuu) OR (theo chu)) van - hanh ((huong cua) or (tang luan)) nhung cong dan than man".
• Adding a wildcard symbol may retrieve word variants: ((theo cuu) OR (theo chu)) van - hanh ((huong cua) or (tang luan)) nhung cong dan than man*.