Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
Q:1/8=120
M:2/4
K:D
['E/ FG AB =c/B/A AG Ad dc', 'fd ed cA']  
X:1
L:1/8
Q:1/8=120
M:2/4
K:D
 E/ | FG AB | =c/B/A AG | Ad dc | d>c de |"^5" f/e/d e>d | cA A>B | =c/B/A GE | D2 D :| e/ | 
"^9" fd ed | cA A>e | fd ec | d2 d>e |"^13" fd ed | cA A>B | =c/B/A GE | D2 D>e |"^17" fd ed | 
 cA A>e | fd ef | gf/g/ ag |"^21" f/e/d e>d | cA A>B | =c/B/A GE | D2 D2 |]  