Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
25 trieu » 30 trieu
anh tang » anh bang, anh dang, anh nang
thu bang » thu ban, thu hang, chu bang
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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: 25 trieu tinh - ((hanh trang) or (anh tang)) thu bang ((cong dan) OR (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 25 trieu tinh - ((hanh trang) OR (anh tang)) thu bang ((cong dan) OR (cong san)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "25 trieu tinh - ((hanh trang) or (anh tang)) thu bang ((cong dan) OR (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: 25 trieu tinh - ((hanh trang) or (anh tang)) thu bang ((cong dan) OR (cong san)) toan cau*.