Develop a musical composition centered around the provided motif while maintaining the appropriate form.
X:1
L:1/8
M:2/4
K:A
['a2 a2{f} ec a2 |{f} ec'  
X:1
L:1/8
M:2/4
K:A
 a2 a2{f} ec a2 |{f} ec a2{f} ec{Bc} BA | a2 a2{f} ec a2 |{f} ec B2{c} BA A2 ::{AB} ceec dffd | 
 ceec cB B2 |{AB} ceec dffd | ce B2{c} BA A2 :|  