Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/8
Q:1/4=69
M:2/4
K:C
['G G']  
X:1
L:1/8
Q:1/4=69
M:2/4
K:C
 G | E F D E | C c d G | (ABc) E | G3 G | G A A d | d3/2 B/ G e | (dAB) c | (B2 B) G | G G G B | 
 c3/2 d/ e A | A A A ^c | d3/2 e/ f d | e A B G | c A B G | (FAG) d | e3 e | f3/2 d/ B d | 
 e c A F | (EAG) G | G3 c | B3/2 A/ G c | d B c f | (edc) B | c2 z |]  