Develop a musical piece with the given motif, ensuring that it reflects the mentioned musical form.
X:1
L:1/8
M:4/4
K:D
['A2 AA A2', 'b cAdc A2 AA'  
X:1
L:1/8
M:4/4
K:D
 (fe) |"A" cAAB"G" AGEB |"A" cAGE"G" G2 (cd) |"A" edce"D" dcAG |"A" A2 AA A2 :| (de) | 
"D" f2 fd"A" e2 ed |"A" cdef"G" g2 gb |"A" aged"D" cAdc |"A" A2 AA A2 (3(def) |"G" gfga gfef | 
 gfga g2 (ed) |"A" eaab aged | eaab a2 (ag) |"D" f2 fd"A" e2 ed |"A" cdef"G" g3 b | 
"A" aged"G" cAdc |"A" A2 AA A2 |]  