Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
Q:3/8=120
M:6/8
K:A
['c2 d efe d2 c Bcd ecA', '(c2 A)', 'A3 a2 e aec (a2 c) (b2', 'A3 cec d2 f (B2 d) (A2']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:A
 c2 d efe | d2 c Bcd | ecA F2 B | GEG A3 || (c2 A) (d2 B) | (c2 A) (B2 a) | ecA F2 B | GEG A3 || 
 a2 e aec | (a2 c) (b2 B) | cde F2 B | GEG A3 || cec d2 f | (B2 d) (A2 e) | (A2 c) BdB | GEG A3 |]  