Develop a musical arrangement based on the stated alphabetical form and the given motif.
X:1
L:1/8
M:4/4
K:Dmix
['dAAB cdBA', 'dffa abaf']  
X:1
L:1/8
M:4/4
K:Dmix
 dAAB cdBA | GEEB c2 Bc | dAAB cdBA | GEcE ED D2 :| dffa abaf | edef g2 fe | dffa abaf | 
 dfaf e2 e2 | dffa abaf | edef g2 fg | afge fded | cAGE D2 D2 ||  