Craft tunes by incorporating the specified musical pattern and the provided theme.
X:1
L:1/8
M:2/2
K:A
['b a2']  
X:1
L:1/8
M:2/2
K:A
 (e2 a2) a2 aa | b a2 b a2 a(e | f)eae feaf | ecBA (A c2) e | e2 a2 a2 aa | b a2 b a2 af | 
 efae feaf | ecBA (A c2) ((e | e)f)eB (Bc)ef | ecBA c3 (e | e)feB c2 ef | ecBc A3 ((e | 
 e)f)eB (Bc)ef | ecBA c3 (e | e)feB c2 ef | ecBc A4 ||  