Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
hieu manh » chieu xanh, hieu nganh, dieu hanh
dang cong » dung cong
toc hieu » toc thieu, doc hieu, hoc thieu
cua dang » cua cong, cua ban
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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: toc hieu manh - ((canh tranh) or (hanh trinh)) cua dang cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - ((canh tranh) OR (hanh trinh)) cua dang cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - ((canh tranh) or (hanh trinh)) cua dang cong tac toan ban*.