Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
dang cong » dung cong
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
toan ban » van ban
va dang » van dang, va nang, va lang

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 (30 trieu)) tinh - hanh trang va dang cong dan ((toan ban) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - hanh trang va dang cong dan ((toan ban) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (30 trieu)) tinh - hanh trang va dang cong dan ((toan ban) or (toan tap))*.