Develop melodic lines based on the specified musical pattern and the provided motif.
X:1
L:1/8
M:2/4
K:Bmin
['fa/f/ ec', 'bB/c/ dB'  
X:1
L:1/8
M:2/4
K:Bmin
|: fa/f/ ec | BA B2 | fa/f/ ec | e/f/a ba | fa/f/ ec | BA B2 | fa/f/ ec |1 B2 B2 :|2 B2 BB/c/ |: 
 dB bB/c/ | dB bB/c/ | dB af | ec AB/c/ | dB bB/c/ | dB bB/c/ | df ec |1 B2 BB/c/ :|2 B2 B2 ||  