Construct a musical work that combines the specified alphabet-based pattern with the given melodic theme.
X:1
L:1/8
M:2/2
K:C
['G2 c2 d2 d4 c3 A3 B', 'd4 e2']  
X:1
L:1/8
M:2/2
K:C
|: G2 c2 d2 | e4"^+" d4 | c3 B"_NB1" A3 B | G3 c"^+" B4 | c2 ::"_NB2" c4 e2 |"^+" e3 d e3 f | 
"_NB3" g3 g agfe |"_NB4" f3 g"^+" e4 |"^+" d4 e2 f2 | d4 e2 f/e/d/c/ |"^+" B2 cded"_NB5" e2 | 
 e4"^+" d4 |1"_NB6" c2 :|2 c8 |]  