Craft a composition that integrates the assigned alphabet-related musical pattern and the provided melodic theme.
X:1
L:1/16
M:3/8
K:Dmin
['Bcd2 cd e2def2 e2', 'BA B2 Bcdf e2 c4 B2 BABc']  
X:1
L:1/16
M:3/8
K:Dmin
 Bcd2 cd | e2def2 | e2 fedc | B2 A4 | Bcd2 cd | e2def2 | e2 gfec |1 d6 :|2 d4 A2 |: B2 BABc | 
 de dc BA | B2 Bcdf | e2 c4 | B2 BABc | de fe dc | B2dcB2 | A6 :|  