Perhaps you should try some spelling variations:
hanh mang » nhanh mang, hanh trang, nhanh lang
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
mang va » mang vua, hang va, bang va

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 mang 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 mang va ((hang cong) OR (hang nong)) dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (30 trieu)) tinh - hanh mang va ((hang cong) or (hang nong)) dan toan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (30 trieu)) tinh - hanh mang va ((hang cong) or (hang nong)) dan toan ban*.