Compose a piece by incorporating the set musical pattern in its alphabetical form along with the given melodic subject.
X:1
L:1/8
M:12/8
K:A
['F2 A E2', 'a3 afe f2 a e2']  
X:1
L:1/8
M:12/8
K:A
 c3 cBA F2 A E2 A | F2 A E2 c B3 BAB | c3 cBA F2 A E2 f | ecA BcB A3 A2 B | c3 cBA F2 A E2 A | 
 F2 A E2 c B3 BAB | c3 cBA F2 A E2 f | ecA BcB A3 Ace || a3 afe f2 a e2 A | c3 cBA B3 Bce | 
 a3 afe f2 a e2 f | ecA BcB A3 Ace | a3 afe f2 a e2 A | c3 cBA B3 BAB | c3 cBA F2 A E2 f | 
 ecA BcB A3 A3 ||  