Develop a musical arrangement based on the stated alphabetical form and the given motif.
X:1
L:1/8
M:4/4
K:Dmix
['', 'fde^c dcAB', '=cAGc d2 ad fdad d^cAF G2 GB']  
X:1
L:1/8
M:4/4
K:Dmix
 ag |: fde^c dcAB | c2 Gc EcGc | fde^c dcAB | cAGE c2 ec | cd (3dcd edeG | AGAB cdeg | 
 fde^c dcAB |1 ^cAe^c d2 ag :|2 ^cAe^c d3 e |: d2 ad fdad | d^cAB =cAGc | d2 ad fdad | 
 d^cAF G2 GB | cA (3BAG AGEG | c2 ec gceg | f2 ad fde^c |1 Ade^c d3 e :|2 Ade^c d2 ||  