Develop a tune according to the designated alphabetic musical pattern and the provided melody.
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
['DBA AFD', 'f fed fed cBA A2 c dcB', 'GED GFG AGA Bdc A2 c BAG', 'dcB BAF A2 F DBA AFD GBA']  
X:1
L:1/8
Q:3/8=120
M:6/8
K:D
 DBA AFD | GBA AFD | D3 dcB | BAF A2 F | DBA AFD | G G2 AFD | BEE Bed | cAc d2 f :| fed fed | 
 cBA A2 c | dcB dcB |{B} ^A2 F F2 z | EAG FBA | Gcd A2 F | EDE DFA | Bec d2 d :|[K:G] c2 c ABc | 
 BAG GED | GFG AGA | Bdc A2 c | BAG BAG | cBA cBA | dBG EDc | BcA G2 d :|[K:D] d2 d afd | 
 g2 g afd | d2 d dcB | BAF A2 F | DBA AFD | GBA AFD | BEE BED | cAc d2 d ||  