Develop melodies utilizing the stated letter notation and the provided theme.
X:1
L:1/16
M:2/4
K:Bb
['B2Bc d2cB Bdfg f2df', 'B2d2B2 vBA (G2{A}G)^F (G2{A}G)F G2GA B2Bc (d2{e}d)^c']  
X:1
L:1/16
M:2/4
K:Bb
 uF2 | B2Bc d2cB | Bdfg f2df | bfdf gfdB | cBcd cedc | B2Bc d2cB | Bdfg f2df | gbfd cBcd | 
 B2d2B2 :: vBA | (G2{A}G)^F (G2{A}G)F | G2GA B2Bc | (d2{e}d)^c (d2{e}d)^c | d=cBd f2Bd | 
 fgfd f2df | g^fga g2bg | fdBd cedc | B2df b2 :|  