Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
30 trieu » 25 trieu
cong van » cong vang, cong san, song van
van tan » van tuan, van ban, van tai
tan cao » toan cao, tao cao, tay cao

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)) cua nhung cong van tan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - ((hanh trinh) OR (canh tranh)) cua nhung cong van tan cao.
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - ((hanh trinh) or (canh tranh)) cua nhung cong van tan cao*.