Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
nhung cong » dung cong, thong cong, hang cong
theo dieu » theo tieu, theo chieu, thuoc dieu
cua nhung » va nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo dieu hanh - ((canh tranh) or (hanh trinh)) cua nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo dieu hanh - ((canh tranh) OR (hanh trinh)) cua nhung cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: theo dieu hanh - ((canh tranh) or (hanh trinh)) cua nhung cong san toan ban*.