Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » thong cong, hang cong, nhung don
dung cong » dung trong
ho trieu » mot trieu, 25 trieu, 30 trieu
trung va » truong va, trang va, trung ha
tuan cao » toan cao, quang cao, thuan cam
juan cao » quang cao, toan cao, quan cau

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: ho trieu tinh - thanh trung va ((nhung cong) OR (dung cong)) van ((tuan cao) OR (juan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - thanh trung va ((nhung cong) or (dung cong)) van ((tuan cao) OR (juan cao))~".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - thanh trung va ((nhung cong) or (dung cong)) van ((tuan cao) OR (juan cao))*.