Perhaps you should try some spelling variations:
nhung duong » nhung dung, nhung huong, nhung tuong
thanh trung » thanh tung
duong manh » duong van
theo hieu » theo chieu, theo tieu, thien hieu
hieu lang » chieu sang, hieu quang, nhieu tang
cua nhung » va nhung
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo hieu lang - ((canh tranh) or (thanh trung)) cua nhung duong manh ((toan tap) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo hieu lang - ((canh tranh) OR (thanh trung)) cua nhung duong manh ((toan tap) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo hieu lang - ((canh tranh) or (thanh trung)) cua nhung duong manh ((toan tap) or (toan ban))*.