10 (+8?) songs you use very often - March, Ballad, Minuet, Elegy, Nocturne, Lullaby, Finale, Mazurka, Scherzo, Requiem (uhm...) plus eventually the 8 threnodies.
Now if you got what betel was saying if XI did the system XIV was gonna get even @ 99 brd would have only 20 spells cause 70% of that list can become more compact.