Perhaps you should try some spelling variations:
hieu manh » chieu xanh, hieu nganh, dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
hoc hieu » hoc thieu, hoc hien, doc hieu
tang cua » mang cua, hang cua, tang luan
cong tap » cuong tap, cong tac, tong tap
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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 - hanh tang cua nhung ((cong tap) or (((cong tan) or (cong ty)))) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - hanh tang cua nhung ((cong tap) OR (((cong tan) OR (cong ty)))) toan cao.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - hanh tang cua nhung ((cong tap) or (((cong tan) or (cong ty)))) toan cao*.