Perhaps you should try some spelling variations:
hanh hang » thanh hang, hang hang, hanh han
bang song » nang song
hang nong » thang long, han tong
manh toan » thanh toan, anh tuan, tinh toan
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
toan ban » van 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 - hanh hang va ((bang song) or (hang nong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - hanh hang va ((bang song) OR (hang nong)) manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (30 trieu)) tinh - hanh hang va ((bang song) or (hang nong)) manh toan ban*.