Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
mot chieu » doi chieu, ho chieu
dung cong » dung trong
30 trieu » 25 trieu
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (30 trieu)) tinh - ((hanh trinh) or (canh tranh)) cua dung cong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (30 trieu)) tinh - ((hanh trinh) OR (canh tranh)) cua dung cong dan than cao.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (30 trieu)) tinh - ((hanh trinh) or (canh tranh)) cua dung cong dan than cao*.