Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/8
M:2/2
K:D
['ABAG FDFA BABc dcdB', 'ABdA BcdB ABde fedd efgf edcd']  
X:1
L:1/8
M:2/2
K:D
 FG | ABAG FDFA | BABc dcdB | ABcB AFED | A,2 C2 EEFG | ABAG FDFA | BABc dcdB | Acef gecA | 
 dfec d2 :: A2- | ABdA BcdB | ABde fedd | efgf edcd | edcB AGFG | ABdA BcdB | ABde fedd | 
 efgf edcd | edfe d2 :|  