Craft a musical piece that integrates the provided melodic theme and the corresponding alphabetical pattern.
X:1
L:1/8
Q:1/4=160
M:2/4
K:G
['edcB edcB gdcB edcB caBg', 'D2 edeg cA=fA edeg dBcA', 'BG (A/B/c/A/)']  
X:1
L:1/8
Q:1/4=160
M:2/4
K:G
 !turn!BAGB | edcB | edcB | gdcB | !turn!BAGB | edcB | caBg | A2 D2 :: !turn!BAGB | edeg | 
 !turn!BAGB | cA=fA | !turn!BAGB | edeg | dBcA | G2 G,2 :| BG (A/B/c/A/) | BG (A/B/c/A/) | BGcA | 
 (DF) (A/B/c/A/) | BG (A/B/c/A/) | BG (A/B/c/A/) | dBcA | G2 G,2 :|  