Perhaps you should try some spelling variations:
phuong danh » phuong anh, phuong dinh, phuong hanh
tranh luan » trinh luan, trinh luat, doanh luan
luan nhung » luan chung, luan hung, quan nhung
phuong dan » phuong doan, huong dan, phuong lan
mot trieu » mot chieu, mot tri, mon triet
toan ban » van ban

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "mot trieu tinh - canh tranh luan nhung ((phuong dan) OR (phuong danh)) toan ban~".
• Adding a wildcard symbol may retrieve word variants: mot trieu tinh - canh tranh luan nhung ((phuong dan) OR (phuong danh)) toan ban*.