Perhaps you should try some spelling variations:
chong cong » cong cong, thong cong, cuong cong
tranh cua » doanh cua, manh cua
cua chong » cua cong, cua chung, cua khong
ho trieu » mot trieu, 30 trieu, ho chieu
25 trieu » 30 trieu
san toan » van toan, manh toan, xuan toan
dan toan » van toan, dan than, manh toan

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: ((ho trieu) OR (25 trieu)) tinh - canh tranh cua chong cong ((san toan) OR (dan toan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) or (25 trieu)) tinh - canh tranh cua chong cong ((san toan) OR (dan toan)) cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (25 trieu)) tinh - canh tranh cua chong cong ((san toan) OR (dan toan)) cau*.