Generate harmonious tunes by incorporating the specified letter-based framework and the presented motif.
X:1
L:1/8
M:2/2
K:D
['', 'B AGFE D2 FD GEFE Ddcd AGFE', 'AGEA cdec ABAG EG=cA BGEd cdec A3']  
X:1
L:1/8
M:2/2
K:D
 B |: AGFE D2 FD | GEFE Ddcd | AGFE DEFD |1 EG=cA BGEB :|2 EG=cA BGEd || cdec A3 d | cdec AGEA | 
 cdec ABAG | EG=cA BGEd | cdec A3 d | cdec AGEd | cdeg fdec | ABcA BdcB ||  