Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:3/8=110
M:6/8
K:D
['E sig as in MS, but see', 'ABA a2 A A2 f g2 G']  
X:1
L:1/8
Q:3/8=110
M:6/8
K:D
 E |"_Key sig as in MS, but see NB" ABA ABd | (e/f/g)!wedge!B A2 c | BAB GAB |{c} BAB G2 G | 
 cBc dcd | efe a2 f | edc Bcd | e2 A A2 :: f/g/ | a2 A ABA | a2 A A2 f | g2 G GAG | BAB G2 B | 
 cBc dcd | efe a2 f | edB ABd | e2 A A2 :|  