Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
['BFFA B2 dB AFDF', 'cA A2']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
 fd d2 edBc | dBcA BFFA | B2 dB AFDF | GEFD EB, B,2 | fd d2 ec c2 | (3dcB cA BFFA | B2 dB AFDF | 
 GBAG FD D2 :| d2 dc dAFA | BGBd cA A2 | BGAF GEFD | EFGE FDDA | dA A2 dAFA | GBGd cA A2 | 
 B2 AF GBAF | EFGE FD D2 :|  