Produce a musical work that intertwines the supplied melodic theme and the indicated alphabetical pattern.
X:1
L:1/8
M:6/8
K:G
['G>AB B>AG', 'D3 de=f fed cde cBA Bcd efg']  
X:1
L:1/8
M:6/8
K:G
 G>AB B>AG | ABc cBA | G>AB B>AG | ABG FED | GAB BAG | B^cd efg | fed ed^c | d3 D3 :: de=f fed | 
 cde cBA | Bcd efg | BAG AFD | GAB cde | def gdB | ecA dBG | DEF G3 :|  