Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
manh trung » thanh trung, manh hung, sinh trung
hoc thieu » toc thieu, hoc hien
manh tung » manh hung, thanh tung
cong tac » cong ty
tac than » tac thanh, tam than, tac nhan
than cau » toan cau, phan cau, than cap

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 - ((manh trung) OR (manh tung)) ((cua nhung) or (va nhung)) cong tac than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((manh trung) OR (manh tung)) ((cua nhung) OR (va nhung)) cong tac than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((manh trung) OR (manh tung)) ((cua nhung) or (va nhung)) cong tac than cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((manh trung) OR (manh tung)) ((cua nhung) or (va nhung)) cong tac than cau*.