Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/8
M:6/8
K:Bmin
['dBB dBB', 'afd afd']  
X:1
L:1/8
M:6/8
K:Bmin
 dBB dBB | dBB fed | cAA cAA | cAA edc | dBB dBB | dBB fed | cde fge | dBB B2 z :: afd afd | 
 afd Adf | gec gec | gAc efg | afd afd | afd Adf | eba gfe | fdd d2 z :|  