Compose a piece of music that combines the given melodic theme with the assigned alphabetical pattern.
X:1
L:1/8
Q:1/8=180
M:12/8
K:G
['Bcd B2 G', 'B2 c']  
X:1
L:1/8
Q:1/8=180
M:12/8
K:G
 Bcd B2 G D3 D3 | Bcd B2 G A3 A2 B | c2 d ecA B2 c d2 B | ABc B2 A G3 G3 :| B2 c d2 B d3 d3 | 
 B2 d d2 B c3 c2 A | Bcd e2 d B2 c dcB | ABc B2 A G3 G3 :|  