Write a musical work incorporating the specified theme and letter-based framework.
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
['dcd ecA', 'fed ede']  
X:1
L:1/8
Q:3/8=100
M:6/8
K:D
 A | dcd ecA | dcd ecA | eAA fAA | gfa ecA | dcd ecA | dcd ecA | Bgf edc | d3 D2 :: z | dcd fed | 
 ede feF | GBG FAF | EAG FED | ede fed | ede fed | Bgf edc | d3 D2 :|  