Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
hieu nganh » vien nganh, hiem ngan, hieu manh
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
doc hieu » toc thieu, hoc thieu, hoc hien
phan dau » phan tu, hang dau

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu nganh - canh tranh cua ((nhung cong) or (nhung phuong)) co phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc hieu nganh - canh tranh cua ((nhung cong) OR (nhung phuong)) co phan dau.
• Adding a wildcard symbol may retrieve word variants: doc hieu nganh - canh tranh cua ((nhung cong) or (nhung phuong)) co phan dau*.