C-4.Variations on a Russian Folk Song

Mikhail Glinka

Six Variations on an Original Theme Op.76

Beethoven

Variations on a theme by Rode (Op.33)

Carl Czerny

Variations on a Theme from Bizet's Opera “Carmen”

Vladimir Horowitz

12 Variations（on a Minuet from Oboe Concerto No.1 by Fischer K.179(189a)）

Fischer

Happy triads

Grant Amold

D-3.Ap agapak variations on a Bashkirian folk song

Matyas Seiber

Happy Halloween (Vocaloid)

Junky

Be Happy(13NRV)

Dixie D'Amelio

100.Variations on a Russian Folk Song（Op.51 No.1）

Dmitri Kabalevsky