Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
cua nhung » va nhung
hoc hieu » hoc thieu, hoc hien, doc hieu
anh bang » anh hoang, anh quang, tinh bang
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
chan nan » chan nhan, chang nang, chan doan

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 (tinh quang)) cua nhung ((cong dan) or (cong tan)) chan nan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - ((anh bang) OR (tinh quang)) cua nhung ((cong dan) OR (cong tan)) chan nan.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - ((anh bang) or (tinh quang)) cua nhung ((cong dan) or (cong tan)) chan nan*.