Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo dieu » theo tieu, theo chieu, thuoc dieu
hanh manh » hanh mang, lanh manh, hoang manh
cua nhung » va nhung
danh toan » manh toan, anh toan, dang toan
manh cua » doanh cua, ban cua
dan toan » van toan, dan than, manh toan

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: theo dieu hanh - hanh manh cua nhung cong ((danh toan) OR (dan toan)) cao~.
• Adding a wildcard symbol may retrieve word variants: theo dieu hanh - hanh manh cua nhung cong ((danh toan) or (dan toan)) cao*.