Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
M:2/2
K:G
['d2 de dBGB', 'e2 ef']  
X:1
L:1/8
M:2/2
K:G
 (3DEF | G2 G2 GDB,D | GABG AGGB | d2 de dBGB | AFFF AcBA | GFGD GDB,D | GABG A2 GB | d2 de dBGB | 
 AcAF G2 :: (3ABc | d2 d2 dBGB | e2 ef e2 ef | gfe(d cB)AG | FGAF [G,G]2 Bc | d2 d2 dBGB | 
 e2 ef e2 ef | gfe(d cB)AG | FGAF [G,G]2 :|  