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
['Bcd BAG B2 B d2 d e2', 'B2 B']  
X:1
L:1/8
M:6/8
K:G
 Bcd BAG | B2 B d2 d | e2 e gfe | d3 B3 | c2 c AAA | ded B3 | f3 e3 | ded cBA | Bcd BAG | 
 B2 B d2 d | e2 e gfe | d3 B3 | c2 c AAA | ded B3 | e2 c A2 F | G3 G2 || A | GBd g2 f | g3 d3 | 
 e3 d2 c | B3- B2 B | A2 B cBA | d2 e ffg | a2 g f2 e | ded cBA | Bcd BAG | B2 B d2 d | e2 e gfe | 
 d3 B3 | c2 c AAA | ded B3 | e2 c A2 F | G3 G3 ||  