Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
Q:1/8=160
M:4/4
K:G
['(Bc) dcBA GBdg fdcB cedc BABG', 'G2 (Bc) dBGB dBGB dcBA G2 (AB)', 'G2 (Bc) dggf gabg agfe d2 (de)']  
X:1
L:1/8
Q:1/8=160
M:4/4
K:G
 (Bc) | dcBA GBdg | fdcB cedc | BABG FGAB | c2 A2 A2 (Bc) | dcBA GBdg | fdcB cedc | BABG FGAc | 
 B2 G2 G2 :: (Bc) | dBGB dBGB | dcBA G2 (AB) | cAFA cAFA | cBAG F2 (BA) | GABc d2 g2 | fdcB cedc | 
 BABG FGAc | B2 G2 G2 :: (Bc) | dggf gabg | agfe d2 (de) | fede fgag | fdcB c2 (dc) | BGBd gbag | 
 fdcB cedc | BABG FGAc | B2 G2 G2 :|  