Perhaps you should try some spelling variations:
thanh toan » thanh hoa, thanh san, tinh toan
chong cong » thong cong, cuong cong, phong cong
cong cong » cong dong, trong cong, dung cong
ho trieu » mot trieu, 30 trieu, ho chieu
25 trieu » 30 trieu
toan van » tran van, toan ban, tan 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: ((ho trieu) OR (25 trieu)) tinh - thanh toan van ((chong cong) or (cong cong)) van tan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (25 trieu)) tinh - thanh toan van ((chong cong) OR (cong cong)) van tan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (25 trieu)) tinh - thanh toan van ((chong cong) or (cong cong)) van tan cao".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (25 trieu)) tinh - thanh toan van ((chong cong) or (cong cong)) van tan cao*.