Design a musical composition incorporating the alphabetic expression of the chosen structure and the provided melodic theme.
X:1
L:1/8
M:4/4
K:Ador
['A,2 EA, A,2', 'G,A,A, G, A,ABA eABA A,E E2 D2']  
X:1
L:1/8
M:4/4
K:Ador
 G, | A,2 EA, A,2 EA, | A,2 GE DB,A,B, | G,2 B,G, DG,B,A, | G,B, B,2 G,B,DB, | A,2 EA, A,2 AB | 
 cABG AGAB | cABG AGEA | GEDB, G,A,A, :| G, | A,ABA eABA | A,E E2 D2 B,G, | B,G,DG, EG, D2 | 
 d2 B2 G2 DA, | A,EEA ABde | AGED E2 AB | cABG AGEA | GEDB, G,A,A, :|  