Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:3/4=40
M:3/4
K:G
['G>D G2 B2 d>edc B2 G>A B2', 'G4 A^G A2 E2 AGFE D D/F/']  
X:1
L:1/8
Q:3/4=40
M:3/4
K:G
 G>D G2 B2 | d>edc B2 | G>A B2 Bd | cA G4 :: A^G A2 E2 | AGFE D D/F/ | GABG AB | c4 D2 | G2 GBdg | 
 edcBAG | B3 d cA | G6 :|  