Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
M:6/8
K:G
['A GFG B2 A GBd e2 d', 'a2 g']  
X:1
L:1/8
M:6/8
K:G
|: A | GFG B2 A | GBd e2 d | g2 e d2 G | F<AG FED | GG/G/G E2 D | GBd dB/c/d | gdg b2 a | g3 g2 :: 
 e | dBd gbg | ece a2 g | f<af def | g<bg d2 e | dB/c/d g2 f | ec/d/e a2 g | fed c'2 f | g3- g2 :|  