Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
M:6/8
K:D
['g f>ed cAA f>ed', 'cAA A2']  
X:1
L:1/8
M:6/8
K:D
 g | f>ed cAA | f>ed cBA | FGA ABG | FGA A2 g | f>ed cAA | f>ed cAG | FDF G2 A/G/ | F>DD D2 :: 
 A/G/ | F>GA ABc | d/e/fd cAG | cAA A2 G | cAA A2 g | f>ed cAA | f>ed cAG | FDF G2 A/G/ | 
 F>DD D2 :|  