Compose a piece of music that combines the given melodic theme with the assigned alphabetical pattern.
X:1
L:1/16
M:2/4
K:C
['(3G,A,B, CB,CD EGG2 Adde dcAB cBcA GEcA', 'c2ec gcec']  
X:1
L:1/16
M:2/4
K:C
 (3G,A,B, | CB,CD EGG2 | Adde dcAB | cBcA GEcA | GFED E2 (3G,A,B, | CB,CD EGG2 | Adde dcAB | 
 cBcA GEcA | GFED C2 z2 :: c2ec gcec | agfe BcdB | c2ec gcec | agfe dGAB | c2ec gcec | agfe BcdB | 
 c2ec gcec | agfd c2 z2 :|  