Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:6/8
K:G
['G2 G FED DEF G2 A B2', 'GBd e2 f g2 e dBG']  
X:1
L:1/8
M:6/8
K:G
 G2 G FED | DEF G2 A | B2 G BcA | ABG BcA | Bcd EFG | ABG FED | EFG AFD | G3 G2 D :: G2 G GBd | 
 e2 f g2 e | dBG GBd | e2 f g2 e | dBG cBA | dBG FED | EFG AFD | G3 G2 D :|  