Develop a musical composition using both the specified melodic theme and the alphabetical pattern naming.
X:1
L:1/8
M:6/8
K:A
['eAA ABd ede g2 e', 'aba age gab b2 a']  
X:1
L:1/8
M:6/8
K:A
 g/f/ | eAA ABd | ede g2 e | dBG GAG | Bdd d2 g | eAA ABd | ede g2 e | dBg dBG | ABA A2 :: g | 
 aba age | gab b2 a | gag ged | egg g2 b | aba age | gab b2 a | geg dBG | ABA A2 :|  