Develop a musical piece using the given theme and incorporating the letter-based structure provided.
X:1
L:1/8
M:2/2
K:F
['Ac (A/G/F) Ac', '(F/G/F) cA', 'G2 f2 cA{e} f2 cA AcBd cF']  
X:1
L:1/8
M:2/2
K:F
 c2 Ac (A/G/F) Ac | (A/G/F) Ac BG G2 | Ac (A/G/F) Ac c2 | AcBd cF F2 :: (F/G/F) cA dBcA | 
 (F/G/F) cA BG G2 | (F/G/F) cA dBcA | AcBd cF F2 ::{e} f2 cA{e} f2 cA |{e} f2 cA BG G2 | 
{e} f2 cA{e} f2 cA | AcBd cF F2 :|  