Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
M:6/8
K:G
['G2 G', 'E2 e/f/ g>fe a>gf g>fe def g>ab']  
X:1
L:1/8
M:6/8
K:G
 G2 G ABc | edB A2 B | G2 G A>Bd | e>de E2 :: e/f/ | g>fe a>gf | g>fe def | g>ab dBG | A2 B E2 :|  