Compose a piece of music that combines the given melodic theme with the assigned alphabetical pattern.
X:1
L:1/8
M:12/8
K:G
['DED G2', 'd2 B']  
X:1
L:1/8
M:12/8
K:G
|: DED G2 D E2 D G2 D | DED G2 B A2 G E2 D | DED G2 D E2 D G2 A | BdB c2 B A2 G E2 D :: 
 B3 d2 B AGE c3 | BAB d2 B A2 G E2 D | B3 d2 B AGE c3 | ege d2 B A2 G E2 D :|  