Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:2/4
K:G
['ec BG', 'g>f gd ec BG']  
X:1
L:1/8
M:2/4
K:G
 G2 g>d | ec BG | a>c BG | FA FD | G2 gd | ec BG | A>c BG | (D/G/F/A/) G2 :| g>f gd | ec BG | 
 g>f ge | a>g fd | g>f gd | ec BG | A>c BG | (D/G/)(F/A/) G2 :|  