Compose tunes based on the given letter-based musical structure and the supplied motif.
X:1
L:1/8
M:4/4
K:D
['A,2 (3DED FA dfab', 'Ad d2 fd d2 ba^ga fdcB (3ABA']  
X:1
L:1/8
M:4/4
K:D
|: dB | A2 FA DF A,2 | (3DED FA dfab | af (3def gfec | dcBA GBEB | (3ABA (3FAF (3DFD A,2 | 
 (3DED FA dfab | afdA CEAG | F2 D2 D2 :: (3EFG | Ad d2 fd d2 | ba^ga fdcB | (3ABA FA dFFA | 
 (3GFE (3FED CE A,2 | Ad d2 fd d2 | ba^ga fdcB | (3ABA (3FED CEAG | F2 D2 D2 :|  