Develop melodic lines utilizing the given motif according to the designated arrangement.
X:1
L:1/8
M:2/4
K:Bb
['d2 z2']  
X:1
L:1/8
M:2/4
K:Bb
 c2 f2 | d4 | cdcB | G z d2 | c4- | c3 G | ccf d3 ffcd- | d2 z2 | f<ffd | fdf d2 c | 
 (3BcB G4 cfcd | d/d/c d2- | d2 z2 | dcdc/d/dd | ff/d/- d3 c | Bc/B/ G4 |]  