Develop musical compositions that maintain the outlined structure and integrate the provided motif
X:1
L:1/8
Q:1/8=180
M:6/8
K:Bb
['B2 B cde fdB Bcd e2 e', 'b2 b gab afd'  
X:1
L:1/8
Q:1/8=180
M:6/8
K:Bb
|: F | B2 B cde | fdB Bcd | e2 e GAB | cAF FGA | B2 B cde | fdB Bcd | e2 e FGA | B3 B2 :: f | 
 b2 b gab | afd def | g2 g efg | fdB B2 f |1 b2 b gab | afd d2 b | agf gf=e | f3- f2 :|2 ffg aga | 
 bag fed | ced cBA | B3- B2 ||  