Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:4/4
K:G
['g2 f>g (3efg d>B', 'G>Bd>B c>ea>g', '', 'G>[Dd] a']  
X:1
L:1/8
M:4/4
K:G
 (3GAG B>G d>GB>d | g2 f>g (3efg d>B | c2 e>c (3Bcd G>B | A>DF>A d>B (3cBA | G2 BG DG (3Bcd | 
 g2 f>g (3efg d>B | c>Ge>c B2 d>B | A>DF>A G2 :| g>GB>g f>FA>e | e>dB>G A>DF>A | G>Bd>B c>ea>g | 
 (3fga e>^c d2 e>f | g2 B>g f2 A>e | e>dB>G A>D (3FGA | G>Bd>B c>ea>g | (3fed (3cBA G2 :| 
 G2- G>[Dd] :| a G3 :|  