Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung phong » nhung chong, nung phong, nguong phong
hanh tranh » canh tranh, hanh trinh, hanh trang
hien tinh » khien tinh, thien tinh, bien tinh
tranh cua » doanh cua, manh cua
van than » van thanh, van thang, van tuan
than man » than ma, thanh san, tran manh

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

• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien tinh - hanh tranh cua ((nhung phong) OR (nhung phuong)) van than man~.
• Adding a wildcard symbol may retrieve word variants: hoc hien tinh - hanh tranh cua ((nhung phong) or (nhung phuong)) van than man*.