Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/8
M:4/4
K:G
['B2 B>G (3AAA (3AGE D>GB<G A>GE<G A>BB>G', 'B<G B<d d2 e<d d2 G>A (3BAG']  
X:1
L:1/8
M:4/4
K:G
 B2 B>G (3AAA (3AGE | D>GB<G A>GE<G | A>BB>G A2 (3gfe | d>B (3ABc B<G :| B<d d2 e<d d2 | 
 G>A (3BAG A>GE<G |1 Bd (3ddd ed (3Bcd | eg g2 aged :|2 AB (3BBB Ag (3ggg | (3dcB A>c d<G ||  