Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hang hang » nang hang, cang thang, hung thang
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
hanh san » thanh san, khach san, thanh son
va thong » va thuong, va phuong, he thong
cong van » cong vang, cong san, song van
van than » van thanh, van thang, van tuan
than tap » toan tap, han tap, phan tap

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 - ((hang hang) or (hanh san)) va thong cong van than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - ((hang hang) OR (hanh san)) va thong cong van than tap.
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (30 trieu)) tinh - ((hang hang) or (hanh san)) va thong cong van than tap*.