Guys can somebody give songs that are similar or related but not the same?

Through the Wire - Kanye
Through the Fire - Chaka Khan

I'm way to cool for ya boy - Jojo
Your way to beautiful girl - Sean

Only Girl in the World - Rihanna
?? - ?? There was a song which had the same melody but I don't know the title. I've been hearing for sometime now but I don't know what song it is.

Jaiho - PCD
Jaiho - Indian Guy