Construct a musical piece using the designated motif and sticking to the alphabetical form presented.
X:1
L:1/8
M:4/4
K:Ddor
['D2 FD GGFG', 'GFDC D2']  
X:1
L:1/8
M:4/4
K:Ddor
|: D2 FD GGFG | GFAF GFDC | D2 FD GGFG | GFDC DCA,C | D2 FD GGFG | GFAF GFAc | dccA AGFA |1 
 GGGA GFDC :|2 GGGA GFAc |: d2 cA AGcA | AGFA GFDC | D2 FD FGGA | AGGc cGAc | dccf dcdd | 
 dc (3AGF GFDC | D2 FD AGFD |1 GFDC D2 Ac :|2 GFDC DCA,C ||  