Compose a piece using the specified musical pattern based on the alphabet and the provided melodic theme.
X:1
L:1/8
Q:1/8=333
M:2/2
K:G
['A2 FD ADFD', 'Bdgd Bdgd BGAG']  
X:1
L:1/8
Q:1/8=333
M:2/2
K:G
 B2 AB G3 B | A2 FD ADFD | BGAB GEED | GEBE GEEA | BGAB G2 BG | A2 FD ADFD | EGFA G3 d | 
 egfa gedA :: Bdgd Bdgd | BGAG FDDA | Bdgd Bdge | fgaf geeA | Bdgd Bdgd | BGAG FDDF | EGFA G3 d | 
 egfa gedA :|  