Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
M:4/4
K:C
['dB AF', 'F2 FD', 'F/d/A/d/ E>F Ec dB B/A/G/F/ G/F/G/A/ G/B/d/B/', 'fd g/f/g/a/ gb a/b/a/g/ f/g/f/e/ d2']  
X:1
L:1/8
M:4/4
K:C
[M:2/4][K:D] b!p! uee ua aea f e uce[Q:1/8=120].B | dB AF | G>G GB | dB AF | E2 z B | dB AF | 
 GG GB | A>G FE | D3 B |"^9" dB AF | G>G GB | dB AF | E3 B | dB AF | GA Bd | AG FE | D2 D || E | 
"^17" F2 FD | G>FGE | F2 FD | E2 z A | F<F FD | G>GGB | AGFE | D2 DE |"^25" F2 FD | G>FGE | F2 FD | 
 EEAG | F<F FD | GABd | A>GFE | D2 D ||[M:4/4][Q:1/4=75] A/ |"^33" dB B/A/G/F/ | 
 G/d/B/d/ G/B/d/B/ | F/d/A/d/ F/d/A/d/ | E>F Ec |"^37" dB B/A/G/F/ | G/F/G/A/ G/B/d/B/ | 
 A/B/A/G/ F/G/F/E/ | D>E D3/2 || d/4e/4 |"^41" ff fd | gg ge | ff d/f/a/f/ | e/d/c/B/ A/c/e/c/ | 
"^45" ff fd | g/f/g/a/ gb | a/b/a/g/ f/g/f/e/ | d2 d2 |]  