Perhaps you should try some spelling variations:
nhung cong » dung cong, hang cong, nhung don
theo chieu » ho chieu, theo chu, thi chieu
thong cong » trong cong, tong cong, thong thong
hanh dong » anh dong, ha dong
manh toan » thanh toan, anh tuan, tinh toan
dong cua » dung cua, cong cua, huong cua
toan ban » van ban

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 chieu) OR (theo tieu)) sang - hanh dong cua ((nhung cong) OR (thong cong)) manh toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) sang - hanh dong cua ((nhung cong) or (thong cong)) manh toan ban~".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) sang - hanh dong cua ((nhung cong) or (thong cong)) manh toan ban*.