Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:1/8=130
M:9/8
K:D
['def d2', 'def d2', 'dAF dAF']  
X:1
L:1/8
Q:1/8=130
M:9/8
K:D
 A | def d2 d ecA | def d2 f age | def d2 d ecA | Bcd edc d2 :| e | fga a2 a agf | gab b2 b bag | 
 fga a2 a agf | d'c'b agf e2 A | def d2 f ecA | def d2 f age | def d2 d ecA | Bcd edc d2 :| A | 
 dAF dAF dBG | dAF dAF cAE | dAF dAF dcB | ^ABc FBA B2 :|  