Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
anh quang » anh xquang, anh quan, nhanh quang
cua nhung » va nhung
hoc hieu » hoc thieu, hoc hien, doc hieu
anh bang » anh hoang, tinh bang, anh dong
cong dan » cong san, cong tan, huong dan
dan chan » dan gian, dan ca, van chat
chan ban » can ban, chat ban, chan nan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - ((anh bang) or (anh quang)) cua nhung cong dan chan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - ((anh bang) OR (anh quang)) cua nhung cong dan chan ban.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - ((anh bang) or (anh quang)) cua nhung cong dan chan ban*.