Perhaps you should try some spelling variations:
hanh sinh » hanh tinh, hanh dinh, hinh sinh
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
30 trieu » 25 trieu
cua dung » cua dang, cua dong, cua rung
qua dung » quang dung, su dung, qua song
toan cau » toan cao, toan ban, toan tap

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 sinh ((cua dung) or (qua dung)) cong manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - hanh sinh ((cua dung) OR (qua dung)) cong manh toan cau.
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - hanh sinh ((cua dung) or (qua dung)) cong manh toan cau*.