Compose a musical piece using the designated musical pattern's alphabetic representation and the assigned melodic theme.
X:1
L:1/4
M:4/4
K:Ador
['c A', 'a a', 'a2 a2']  
X:1
L:1/4
M:4/4
K:Ador
|:"^A" z/ B/ | c c A g | e d/c/ d d | c/B/ A G/G/A/B/ | c A A ::"^B" e | a a a b | a e e e/f/ | 
 g g g a | f/g/f/e/ d d | c/d/c/B/ A g | e d/c/ d d | c/B/ A G/G/A/B/ | c A A ::"^C" z | e2 a2 | 
 a2 a2 | b a g2 | e2 e2 | e f g2 | g2 g3/2 a/ | f/g/f/e/ d d | c/d/c/B/ A g | e d/c/ d d | 
 c/B/ A G/G/A/B/ | c A A :|  