Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
M:2/2
K:A
['eAcA eAcd e2 ce fgaf eAcA eAcA', 'BecB A2 EA FAEA |1 Bcde fecB']  
X:1
L:1/8
M:2/2
K:A
 eAcA eAcd | e2 ce fgaf | eAcA eAcA |1 Bcde fecd :|2 Bcde fecB |: A2 EA FAEA | FAEA BecB | 
 A2 EA FAEA |1 Bcde fecB :|2 Bcde fecd ||  