Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:1/4=99
M:6/8
K:D
['B2 A G2', 'Bc d ed c']  
X:1
L:1/8
Q:1/4=99
M:6/8
K:D
"^(Editorialsuggestion)" B2 A | G2 E B2 A | G2 F E2 d | (Bc)d(ed)c | B3 z z A | (Bc)d (ed) c | 
"^(a)" (dB)G (AG) A | (Bd) G G2 F | E3 z2 z | z2 z || B2 A | G2 E B2 A | G2 F E2 d | Bc d ed c | 
 B3 z z A | Bc d ed c |"^(a) var." BA G2 G A | Bd G G2 F | E3 z2 z | :| z2 z |]  