Construct a musical arrangement that blends the supplied motif while maintaining the specified alphabetical order.
X:1
L:1/4
M:6/8
K:F
['G A']  
X:1
L:1/4
M:6/8
K:F
 C | F3/2 G/ F F G A | c3/2 d/ c c A F | G3/2 F/ G A F C | D3/2 E/ D D2 C/ C/ | F3/2 G/ F F G A | 
 c3/2 d/ c c A F | G3/2 F/ G A F C | D2 E F2 c | c d e f2 d | e2 c d2 A | c d e f e d | 
 e d c d2 c/ c/ | c d e f2 d | e d c d2 e/f/ | F3/2 G/ F F G A | c3/2 d/ c c A F | 
 G3/2 F/ G A F C | D3/2 E/ D D2 C | F3/2 G/ F F G A | c3/2 d/ c c A F | G3/2 F/ G A F C | 
 [DB,]2 [EB] [FA,]2 ||  