Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/8
Q:1/4=120
M:6/8
K:D
['A2 B', 'A3 e2 f e2 d c2 B']  
X:1
L:1/8
Q:1/4=120
M:6/8
K:D
 A2 d | A2 G F2 E | D2 C D2 E | F2 G A2 B | E3 A2 ^G | A2 B c2 B | A2 B c2 d | e2 A BA^G | A3 :: 
 e2 f | e2 d c2 B | A3 F2 G | A>BA G>AF | E3 A2 B | C2 D E2 F | G2 A B2 c | d2 G F>GE | D3 :|  