Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
cua nhung » va nhung
danh toan » manh toan, anh toan, dang toan
dan toan » van toan, dan than, manh toan
va tinh » may tinh
do va » do van, so va

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

• Performing a fuzzy search may retrieve terms with similar spellings: do va tinh - canh doanh cua nhung cong ((danh toan) or (dan toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: do va tinh - canh doanh cua nhung cong ((danh toan) OR (dan toan)) cao*.