Develop a musical piece incorporating the designated alphabet-based pattern and the supplied melodic theme.
X:1
L:1/8
M:6/8
K:G
['', 'dgg fdd', 'cAF GAB', 'fdd cAB cBA B/c/de{g} fed cAF', 'dfe dAB']  
X:1
L:1/8
M:6/8
K:G
 Bc |: dgg fdd | cAB cBc | dgg fdd | cAF GBc | dgg fdd | cAB cBA | B/c/de{g} fed |1 cAF GBc :|2 
 cAF GAB || c2 A d2 A | dfe dAB | cBA d/e/dB | cAF GAB | cBA d2 A | dfe dAB | cde{g} fed |1 
 cAF GAB :|2 cAF GBc || d2 g fdd | cAB cBc | Bdg fdd | cAF GBc | dgg fdd | cAB cBA | 
 B/c/de{g} fed | cAF GBc | dga f2 d | cAB cBc | dgg fdd | cAd GBc | dga fdd | cAB cBA | 
 B/c/de{g} fed | cAF dcB || cAA d3 | dfe dAB | cBA d/e/dB | cAF GAB | cBA d2 A | dfe dAB | 
 cde{g} fed | cAF GAB | cAA dAA | dfe dAB | cAA dAA |{c} BAF GAB | cBA d3 | dfe dAB | cag .fzd | 
 cAF .G z2 ||  