Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
M:2/4
K:A
['Ac EF A>A Af']  
X:1
L:1/8
M:2/4
K:A
"A" Ac EF |"D" A>A Af |"A" ec BA |"E" B/c/B/A/ FE |"A" Ac EF |"D" A>A Af |"A" ec"E" BA/B/ |1 
"A" cA AE :|2"A" cA AB |]"A" ce ce |"D" a2 af |"A" ec BA |"E" B/c/B/A/ FE |"A" ce ce |"D" a2 af | 
"A" ec"E" BA/B/ |"A" cA AB ||"A" ce ce |"D" a2 af |"A" ec BA |"E" B/c/B/A/ FE |"A" Ac EF | 
"D" A>A Af |"A" ec"E" BA/B/ |"A" cA AE |]  