Perhaps you should try some spelling variations:
hanh manh » hanh mang, lanh manh, hoang manh
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, dung cong
25 trieu » 30 trieu
manh cua » doanh cua, ban cua
dan toan » van toan, manh toan, xuan toan
dan than » dan chan, ban than, van than

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

• If you are trying to use Boolean operators, they must be ALL CAPS: 25 trieu tinh - hanh manh cua ((hang cong) OR (bang cong)) ((dan toan) OR (dan than)) tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "25 trieu tinh - hanh manh cua ((hang cong) or (bang cong)) ((dan toan) OR (dan than)) tap~".
• Adding a wildcard symbol may retrieve word variants: 25 trieu tinh - hanh manh cua ((hang cong) or (bang cong)) ((dan toan) OR (dan than)) tap*.