Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
M:6/8
K:D
['cAG ABA', 'e2 f gec']  
X:1
L:1/8
M:6/8
K:D
 d/e/ | fed cAG | ABA cAG | F2 D DED | F2 A GED | ABA cAG | ABA A2 e | fed ecA | ded d2 :: d/e/ | 
 f2 d dcd | f2 g agf | e2 c cdc | e2 f gec | f2 g afd | e2 f gec | fed ecA | ded d2 :|  