Design a musical creation that involves the supplied motif and respects the established alphabetical structure.
X:1
L:1/8
M:3/8
K:D
['aaf aaf', 'cee dff']  
X:1
L:1/8
M:3/8
K:D
|: aaf | aaf | bge | d/c/d/e/f/g/ | aaf | aaf | bge | d3 :| cee | dff | egg | faa | cee | dff | 
 gec | d3 :|  