Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/4
Q:1/4=120
M:4/4
K:G
['d c B', 'B d']  
X:1
L:1/4
Q:1/4=120
M:4/4
K:G
"^A" G/A/B/c/ d c | B A G2 | G/A/B/c/ d g | f g a2 | g3/2 a/ b a | g e d e/f/ | g d c B | A2 G2 || 
"^B" B d B d | B d d3/2 B/ | c e c e | c e e3/2 d/ | g3/2 a/ b a | g e d e/f/ | g d c B | A2 G2 ||  