Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:3/8=120
M:6/8
K:Gmin
['G3 B3 AFA cAF', 'GBd GBd']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:Gmin
 G3 B3 | AFA cAF | BFB dcB | AG^F G2 D | G3 B3 | AFA cAF | BGB dcB | AG^F G3 |: gag gfe | dcB AGF | 
 GBd GBd | gba g3 | dgb cfa | Bdg AG^F | GBd GBd | gdB G3"^*" :|  