Develop harmonious tunes that integrate the provided motif while adhering to the set musical framework.
X:1
L:1/8
M:2/4
K:Db
['C2 B,B, B,C DD C2', 'z D2 ED (DC) B,B, B,C DD'  
X:1
L:1/8
M:2/4
K:Db
 D2 C(C/D/) | C2 B,B, | B,C DD | C2 CC | D2 CC/D/ | C2 B,B, | B,C DD | C2 C z :| D2 ED | 
 (DC) B,B, | B,C DD | C2 C2 |]  