Develop a musical composition based on the provided pattern of letters and incorporating the given motif within it.
X:1
L:1/16
M:2/4
K:Gmin
['vGA BABc dcdf gfga faba fdbf fdcd', 'BFdB AFec']  
X:1
L:1/16
M:2/4
K:Gmin
 vGA | BABc dcdf | gfga faba | fdbf fdcd | BAGF GFDF | .G2(GA) BABG | .F2(FG) AGFD | GABc dcBA | 
 B2G2G2 :: ug2 | gfdf gabg | gfdf gfdf | BABc dcde | fcdB AGFD | BFdB AFec | BFdB AFec | 
 dfga bagf | d2g2g2 :|  