Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
M:6/8
K:D
['', 'A f2 f fga d2 d dcB', 'd3 AFA BcB A2 G G3 GFG']  
X:1
L:1/8
M:6/8
K:D
 A |: f2 f fga | d2 d dcB | ABA AGF | E2 E E2 A | e2 e efg | e2 d c2 B | ABA ABA |1 F3 F2 A :|2 
 d3 d2 A |: ABA faf | e2 d d3 | AFA BcB | A2 G G3 | GFG efe | d2 c c2 B |1 ABA ABA | F3 F2 A :|2 
 ABA ABc | d3 d2 A ||  