Arrange a song combining the mentioned alphabetical representation of a musical pattern and the given melodic theme.
X:1
L:1/8
M:4/4
K:A
['A2 AB', 'e2 c2 dcde fgaf']  
X:1
L:1/8
M:4/4
K:A
 E2 | A2 AB cBcd | e2 af ecAc | dcdf ecBA | GABc B3 c | dcde fgaf | ecBA AGFE | A2 AB ceBd | 
 c2 A2 A2 :: af | ecAc e2 af | ecAc e2 c2 | dcde fgaf | g2 e2 e2 c2 | dcde fgaf | ecBA AGFE | 
 A2 AB ceBd | c2 A2 A2 :|  