Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/8
Q:1/2=100
M:2/2
K:D
['FAAB A2 dB', 'FAdA BAdA']  
X:1
L:1/8
Q:1/2=100
M:2/2
K:D
 FAAB A2 dB | AFDE FE E2 | FAAB A2 dB | AFEG FD D2 :: FAdA BAdA | FAdA FE E2 |1 FAdA BAdA | 
 F2 EG FD D2 :|2 dcBA BcdB | AFEG FD D2 ||  