Perhaps you should try some spelling variations:
duong cong » dung cong, luong cong, duong trong
hanh dung » thanh dung, anh dung, hanh dong
cua duong » cua dong, cua huong, qua duong
manh toan » thanh toan, anh tuan, tinh toan
theo chu » theo chieu, cho chu, chao chu
dung cua » dung luan, dung cho
dan toan » van toan, dan than, xuan toan
cua chu » sua chua

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 chu) OR (cua chu)) xanh - hanh dung cua duong cong ((dan toan) OR (manh toan)) cau~.
• Adding a wildcard symbol may retrieve word variants: ((theo chu) or (cua chu)) xanh - hanh dung cua duong cong ((dan toan) or (manh toan)) cau*.