Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
M:4/4
K:D
['', 'dA A/A/A']  
X:1
L:1/8
M:4/4
K:D
 f/e/ |: dA A/A/A AFAB | dA A/A/A f2 ef | dB B/B/B BABd | ABde faef | dA A/A/A AFAB | 
 dA A/A/A f2 ef | dB B/B/B BABd | ABde f2 ef | d2 fd efge | d2 fd e2 cA | d2 fd efge | 
 aA A/A/A f2 ef | d2 fd efge | defd e2 cA | defd efge | abag faef :|  