Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh luan » trinh luan, trinh luat, doanh luan
hien hanh » dieu hanh
ung huong » dung huong, dung thuong, dung phuong
luan ung » luan hung, luon ung, luan chung
dan toan » van toan, dan than, manh toan
van than » van thanh, van thang, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hien hanh - hanh tranh luan ung huong ((dan toan) or (van than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - hanh tranh luan ung huong ((dan toan) OR (van than)) cau*.