Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
doanh cua » doanh luan
hoc hieu » hoc thieu, hoc hien, doc hieu
manh cua » ban cua
dan phan » doan phan, dan chan, dam phan
van phan » van phong, van thanh, luan phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - canh ((doanh cua) or (manh cua)) nhung cong ((dan phan) or (van phan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - canh ((doanh cua) OR (manh cua)) nhung cong ((dan phan) OR (van phan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc hieu manh - canh ((doanh cua) or (manh cua)) nhung cong ((dan phan) or (van phan)) cau*.