Develop a musical piece that combines the given theme and letter-structured outline.
X:1
L:1/8
M:4/4
K:Amin
['AE A2 AB a4 fd ec c2']  
X:1
L:1/8
M:4/4
K:Amin
|:"Am" AE E2"Am" A2 AB |"Am" cBce"Am" a4 |"Dm" fd d2"Am" ec c2 |"E" BABc"E" B2 ^g2 | 
"Am" ae e2"Am" a2 ab |"Am" aged"Am" c2 c2 |"E" BcBc"E" BeBe |"E" B^gBg"Am" a4 ::"A" ae^ce"A" aece | 
"Dm" afdf"Dm" afdf |"G" gdBd"G" gdBd |"C" gece"C" gece |"Dm" fdAd"Dm" fdAd |"Am" ecAc"Am" ecAc | 
"E" BcBc"E" BeBe |"E" B^gBg"Am" a4 :|  