How to deal with the lyrics in iturns and iphone?

I just type the lyrics in the "LYRICS" which is in info, but i still
can't see any lyrics in my iphone. How can i deal with that.

Thank you once again~
To Jimmy:
No problem, i will send it to you.
Once i download music from the web. After i put it into iphone, i
found that there is lyrics. But now i can't found them, why?