Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh qua » tranh cua, thanh qua, trinh qua
manh toan » thanh toan, anh tuan, tinh toan
30 trieu » 25 trieu
qua dung » quang dung, su dung, qua song
dan toan » van toan, dan than, xuan toan
van chat » cao chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - hanh tranh qua dung trong ((((dan toan) OR (manh toan))) or (van chat)) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - hanh tranh qua dung trong ((((dan toan) OR (manh toan))) OR (van chat)) tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "30 trieu tinh - hanh tranh qua dung trong ((((dan toan) OR (manh toan))) or (van chat)) tap*".