Develop melodic phrases by utilizing the given motif and following the predetermined musical arrangement.
X:1
L:1/8
M:2/2
K:Bb
['B2 (FB) (3dcB (3AGF E2 g2 g2', 'B>df>b (b>a) (b>a)'  
X:1
L:1/8
M:2/2
K:Bb
 F2 | B2 (FB) (3dcB (3AGF | E2 g2 g2 f>e | d>fd>B c>ec>A | B2 (3dfb A2 (3ceg | 
 B2 (FB) (3dcB (3AGF | E2 g2 g2 f>e | (3dba (3gfe (3ded (3cBA | B2 d2 B2 :: F2 | 
 B>df>b (b>a) (b>a) | g>^fg>f g2 c>B | A>Bc>d e>gf>e | d>^cd>c d2 d>=c | B>df>b (b>a) (b>a) | 
 F>Ac>e g2 f>e | (3dfd B>d (3cec A>c | B2 b2 B2 :|  