Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
cua nhung » va nhung
toc hieu » toc thieu, doc hieu, hoc thieu
anh sang » lanh sang, anh bang, anh dang
anh nang » ganh nang, anh bang, anh dang
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 - ((anh sang) or (anh nang)) cua nhung cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc hieu manh - ((anh sang) OR (anh nang)) cua nhung cong tac toan ban.
• Adding a wildcard symbol may retrieve word variants: toc hieu manh - ((anh sang) or (anh nang)) cua nhung cong tac toan ban*.