Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung cap » truong cao, trung tam
hang cong » dang cong, hang nong, thanh cong
bang cong » dang cong, bang song, cong cong
dung cong » dung trong
25 trieu » 30 trieu
dan toan » van toan, dan than, manh toan
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: 25 trieu tinh - thanh trung cap ((((hang cong) OR (bang cong))) OR (dung cong)) dan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "25 trieu tinh - thanh trung cap ((((hang cong) OR (bang cong))) or (dung cong)) dan toan cau~".
• Adding a wildcard symbol may retrieve word variants: 25 trieu tinh - thanh trung cap ((((hang cong) OR (bang cong))) or (dung cong)) dan toan cau*.