Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
M:3/4
K:D
['d4 cd efec d2', 'AB A2']  
X:1
L:1/8
M:3/4
K:D
 d4 cd | efec d2 | e4 ef | gage f2 | d4 cd | efec d2 | efgefd | e6 :: AB A2 a2 | a2 gf g2 | 
 AB A2 g2 | g2 fe f2 | d4 cd | efec d2 | (eg)(fg)(ac) | d6 :|  