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:G
['GBAc Bdce dBAG AFED GBAc Bdeg', 'd4 de=fd ecBc efge fdcd gdBG EGce']  
X:1
L:1/16
M:2/4
K:G
|: GBAc Bdce | dBAG AFED | GBAc Bdeg | fde^c d4 :: de=fd ecBc | efge fdcd | gdBG EGce | 
 dBcA G2G,2 :|  