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