Perhaps you should try some spelling variations:
manh trung » manh tung, thanh trung, sinh trung
thieu xanh » chieu xanh, thien anh, thien danh
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
manh hung » anh huong
tam nhung » tham nhung, cam nhung, nam nhung
tran chau » tranh chap, tran huu
cong tac » cong ty
tac tran » tan tran, tac trai, tac tren

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) OR (hieu manh)) - ((manh trung) or (manh hung)) tam nhung cong tac tran chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (hieu manh)) - ((manh trung) OR (manh hung)) tam nhung cong tac tran chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (hieu manh)) - ((manh trung) or (manh hung)) tam nhung cong tac tran chau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (hieu manh)) - ((manh trung) or (manh hung)) tam nhung cong tac tran chau*.