Pretty Nice, though I think you need to change way the search works.
Some examples of songs that are not found even though they are on osu:
Tia - Deal with the devil
Feint, Veela - Vagrant
Mili - Camelia
Some examples of songs that are not found even though they are on osu:
Tia - Deal with the devil
Feint, Veela - Vagrant
Mili - Camelia