Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/8
M:2/4
K:G
['d B A']  
X:1
L:1/8
M:2/4
K:G
 z d/ B/ | A A/ G/ A2 | A d d2 | B e/ e/ d B | A G F2 | d d e d | B A B d | F/ z/ E/ G/ A E | D2 |]  