Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
canh doanh » hanh doanh, chinh doanh, kinh doanh
cua thuong » cua truong, cua phuong, ca thuong
cua thong » cua khong, cua tong, suat thong
30 trieu » 25 trieu
cong dan » cong san, cong tan, huong dan
ca dau » ca dao, ca dan, va dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - ((canh doanh) or (doanh doanh)) ((cua thong) OR (cua thuong)) cong dan ca dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - ((canh doanh) OR (doanh doanh)) ((cua thong) OR (cua thuong)) cong dan ca dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "30 trieu tinh - ((canh doanh) or (doanh doanh)) ((cua thong) OR (cua thuong)) cong dan ca dau".
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - ((canh doanh) or (doanh doanh)) ((cua thong) OR (cua thuong)) cong dan ca dau*.