Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
['A, DFA ABc dAG F2 E DFA', 'fdf afd']  
X:1
L:1/8
Q:1/8=160
M:6/8
K:D
 A, | DFA ABc | dAG F2 E | DFA def | g2 b efg | fdB AFA | BAG FGA | d2 A BAG | FGE D2 :| g | 
 fdf afd | gfg bag | fdf afd | g2 b efg | fdB AFA | BAG FGA | d2 A BAG | FGE D2 :|  