Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:4/4
K:D
['D2 FA', 'd2 fa bafd']  
X:1
L:1/8
M:4/4
K:D
 D2 FA dAFA | A,2 CE A,ECE | D2 FA dBAF | Adfe fdd :| d2 fa bafd | e2 ce Aece | d2 fa bafd | 
 Adfe fd d2 | d2 fa bafd | e2 fe eAce | d2 fe dBAF | Adfe fd d2 ||  