Perhaps you should try some spelling variations:
chua dong » ha dong, huy dong, hoa dong
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
cua dong » cua cong, cua dang, cua nong
cong sat » cong suat, cong san, cong hat
sat phan » sat nhan, vat phan, xuat phan
phan dau » phan tu, hang dau

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 - canh tranh ((cua dong) or (chua dong)) cong sat phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - canh tranh ((cua dong) OR (chua dong)) cong sat phan dau.
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) or (30 trieu)) tinh - canh tranh ((cua dong) or (chua dong)) cong sat phan dau*.