Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
Q:1/2=80
M:2/2
K:A
['c2 Ae', 'cAeA fAeA']  
X:1
L:1/8
Q:1/2=80
M:2/2
K:A
 c | Aaae c2 Ae | ceAc .d.B.B.g | agae c2 Ae | ceBd .c.A.A :| e | cAeA fAeA | cAeA .d.B.B.d | 
 cAeA fAeA | ceBd .c.A.A.e | cAeA fAeA | cAeA (f/e/d/c/) Bd | cAeA fAeA | ceBd .c.A.A |]  