Develop a musical composition that includes the supplied motif while following the designated alphabetical pattern.
X:1
L:1/8
M:4/4
K:C
['AB ceec BddB AGAB AGEC FAAF', 'AB c2 C2 E2 C2 G2 GAGE']  
X:1
L:1/8
M:4/4
K:C
 AB | ceec BddB | AGAB AGEC | FAAF EGGE | DCDE D2 AB | ceec BddB | AGAB AGEC | FAAF EGGA | 
 cedB c2 :| AB | c2 C2 E2 C2 | G2 GAGE DC | FAAF EGGE | DCDE D2 AB | c2 C2 E2 C2 | G2 GAGE DC | 
 FAAF EGGA | cedB c2 :|  