Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hanh trang » thanh trung, canh tranh, hanh trinh
ho trieu » mot trieu, ho chieu, 10 trieu
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, 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: ((((ho trieu) or (25 trieu))) or (30 trieu)) tinh - hanh trang va nhung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho trieu) OR (25 trieu))) OR (30 trieu)) tinh - hanh trang va nhung cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: ((((ho trieu) or (25 trieu))) or (30 trieu)) tinh - hanh trang va nhung cong dan than cau*.