Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/8
Q:1/2=90
M:4/4
K:Bb
['d2 c3 B A2 G2 ^F3 G', 'f4 (cd)(cB) (AB)(AG) ^F3 G A2 e>f', 'B2 f2']  
X:1
L:1/8
Q:1/2=90
M:4/4
K:Bb
 d2 | c3 B A2 G2 | ^F3 G A2 F2 | D2 G2 G2 A2 | B4 f4 || (cd)(cB) (AB)(AG) | ^F3 G A2 e>f | 
 g2 d2 f2 A2 | G6 || d2 | B2 f2 B2 f2 | (gf)(ed) (cd)(cA) | B2 f2 B2 f2 | (gf)"^#"(ed) (ef)(gf) | 
 (gf)"^#"(ed) e"^#"dcB | (cB)(AG) F2"^#" e>f | g2 d2 f2 A2 | G4 d4 |]  