Craft a piece of music that integrates both the suggested theme and letter-based structure.
X:1
L:1/8
M:6/8
K:Amix
['c2 A']  
X:1
L:1/8
M:6/8
K:Amix
 e |"A" c2 A cee |"A" fee"D" faa |"A" c2 A cee |"F#m" fcc"E7" cBB |"A" c2 A cee |"A" fee"D" faa | 
"F#m" fcc"E7" ecB |"A" cAA A2 :: e |"A" Aee fee |"A" aee fee |"A" cee fee |"A" aee"^(E7)" eff | 
"A" Aee fee |"A" aee fee |"F#m" fcc"E7" ecB |"A" cAA A2 :: a |"A" Acc"D" cdd |"A" dcc"E7" c2 B | 
"A" Acc"D" cdd |"A" dcc"E7" cBB |"A" Acc"D" cdd |"A" dcc c2 A |"F#m" fcc"E7" ecB |"A" cAA A2 :: g | 
"D" faa a2 f |"A" fee e2 c |"E7" cBB cff |"A" fee ecc |"D" faa a2 f |"A" fee e2 c | 
"F#m" fcc"E7" ecB |"A" cAA A2 :|  