Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
Q:1/4=110
M:6/8
K:D
['A AFA dfa agf e2 g', 'FAd dcB BAG F2 D']  
X:1
L:1/8
Q:1/4=110
M:6/8
K:D
 A | AFA dfa | agf e2 g | fag fed | cee e2 A | AFA dfa | agf e2 g | fad egc | ddd d2 :: A | 
 FAd dcB | BAG F2 D | F/G/AD F/G/AD | CEE E2 E | FAd dcB | BAG F2 D | F/G/AF GEC | DDD D2 :|  