Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
M:6/8
K:G
['G3 DGB dBe dBG', 'GAB A z a abg fd^c dfa']  
X:1
L:1/8
M:6/8
K:G
|: G3 DGB | dBe dBG | A3 EAB | cAF DFA | G3 DGB | dBe dBG | c z c dcA |1 AGF G z D :|2 AGF GBd |: 
 g3 fga | gdB GAB | A z a abg | fd^c dfa | g3 fga | gdB GAB | c z c dcA |1 AGF GBd :|2 AGF G z D ||  