Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hang hang » nang hang, cang thang, hung thang
hanh nhan » thanh nhan, danh nhan, anh nhan
25 trieu » 30 trieu
cong san » cong tac
san than » sang than, san thanh, ban than
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: 25 trieu tinh - ((hang hang) or (hanh nhan)) va nhung cong san than tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 25 trieu tinh - ((hang hang) OR (hanh nhan)) va nhung cong san than tap.
• Adding a wildcard symbol may retrieve word variants: 25 trieu tinh - ((hang hang) or (hanh nhan)) va nhung cong san than tap*.