Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/4
M:4/4
K:G
['c B A', 'd c/B/ A A/B/ c B/A/ G', 'B A/G/']  
X:1
L:1/4
M:4/4
K:G
 G3/2 A/ B B | c B A c | B A G F | E2 D2 | G3/2 A/ B B | c B A c | B A G F | G2 G2 :: 
 d c/B/ A A/B/ | c B/A/ G B | A G F G | A2 A2 | d c/B/ A A/B/ | c B/A/ G B | A G G F | G2 G2 :: 
 B A/G/ B A/G/ | F G A2 | D E F G | A B A G | B A/G/ B A/G/ | F G A2 | D E F G | G F G2 :|  