Perhaps you should try some spelling variations:
tran tuan » tran xuan, tran thanh, tranh luan
bang song » nang song
song vang » song van, cong vang, song hang
vang toan » van toan, dang toan, quang toan
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
toan tap » toan ban

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 - thanh ((tran tuan) or (tran quang)) bang song vang toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - thanh ((tran tuan) OR (tran quang)) bang song vang toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (30 trieu)) tinh - thanh ((tran tuan) or (tran quang)) bang song vang toan tap".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (30 trieu)) tinh - thanh ((tran tuan) or (tran quang)) bang song vang toan tap*.