Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
quan dung » quang dung, quan duong, qua dung
dung cong » dung trong
30 trieu » 25 trieu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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 trinh) or (canh tranh)) quan dung cong dan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - ((hanh trinh) OR (canh tranh)) quan dung cong dan toan cau.
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - ((hanh trinh) or (canh tranh)) quan dung cong dan toan cau*.