Construct a musical work using the letter-based representation of the specified pattern and the given melodic subject.
X:1
L:1/8
M:3/4
K:G
['AB{B} c4 DFAcfa', 'ef{f} g4 A^cegfa']  
X:1
L:1/8
M:3/4
K:G
 g2 g2 g2 | fe d4 | e2 e2 e2 | dc B4 |"^O)" AB{B} c4 | DFAcfa |"^O)" AB{B} c4 | DFAcfa | AcBAGF | 
 G6 :: d2 d2 d2 | ^cB A4 | B2 B2 B2 | AG F4 |"^O)" ef{f} g4 | A^cegfa |"^O)" ef{f} g4 | A^cegfa | 
 egfed^c | d6 :|  