Arrange a song combining the mentioned alphabetical representation of a musical pattern and the given melodic theme.
X:1
L:1/8
M:4/4
K:D
['a cAeA c2 BA GABc d2 cd', 'fdda ddfd']  
X:1
L:1/8
M:4/4
K:D
 a | cAeA c2 BA | GABc d2 cd | eAed B2 AG | g2 fe fd d :: e | fdda ddfd | ceAe fAeA | fdda ddfd | 
 g2 fe fd d :|  