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
['e f2 d', 'g fed cBA']  
X:1
L:1/8
M:6/8
K:D
 A | d2 e f2 d | g2 e fed | d2 e fed | c3 e2 A | d2 e f2 d | g2 e f2 d | faf gec | d3 d2 :: g | 
 fed cBA | BcB A2 g | fed cBA | B2 c d2 g | fed cBA | BcB A2 g | faf gec | d3 d2 :|  