Utilize the alphabetic system of the specified musical pattern and the supplied melodic theme to create a piece of music.
X:1
L:1/8
M:4/4
K:A
['E E2 C E A3 E FE(CE)', 'A2 AB cABA F2 AF EFEC A,2']  
X:1
L:1/8
M:4/4
K:A
 E | E2 C E A3 E | FE(CE) A3 A, | A, B, (CE) (AB) (cA) | B4 A2 |: AB | cABA F2 AF | EFEC A,2 z A, | 
 A,B, CD (AB) cA | B4 A2 :|  