Sonata in C major K. 279 Sonatas in C major, K. 279 Sonata in F major K. 280 Sonata in G major K. 283 Sonata in A major K. 12 Sonata in C major K. 14 Sonata in C major K.159 Sonata in C major, D279 Sonata in D major op. 28 Sonata in F major C 71