Perhaps you should try some spelling variations:
nhung chong » nhung cong, nhung phong, nhung phuong
canh doanh » chinh doanh, doanh doanh, kinh doanh
hanh doanh » hang doanh, chinh doanh, doanh doanh
nhung nong » nhung cong, nhung bong, nhung huong
doi trieu » dong trieu, doi chieu, doi trinh
toan phan » thanh phan, toan ban, hoa 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: doi trieu tinh - ((canh doanh) or (hanh doanh)) cua ((nhung nong) or (nhung chong)) toan phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi trieu tinh - ((canh doanh) OR (hanh doanh)) cua ((nhung nong) OR (nhung chong)) toan phan dau.
• Adding a wildcard symbol may retrieve word variants: doi trieu tinh - ((canh doanh) or (hanh doanh)) cua ((nhung nong) or (nhung chong)) toan phan dau*.