Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/4
M:4/4
K:D
['', 'B A', 'e e']  
X:1
L:1/4
M:4/4
K:D
 f/f/ |: f g f d | B d A/z/f/f/ | f g f d | B d A/A/e/e/ | e f e c | B A e/e/e/e/ | e f e c |1 
 B A d/d/f/f/ :|2 B A d F/G/ |: A A/A/4<B/4 A G | F F F A | d f a g | f d c d | 
 e f g/g/4<a/4g/g/4<f/4 | g e e e | g g/4a3/8g3/8 f/g/4f3/8e/d3/8 | c A B c |1[M:2/4] d F/G/ :|2 
[M:4/4] d/ z/ ||  