Construct melodies utilizing the provided motif and adhere to the outlined musical structure.
X:1
L:1/8
M:2/2
K:G
['Bc dGGF GBdB cA=FE FGAc BGGF GBdf', 'G2 GA Bcde =fdcA dDEF GFGA Bcde'  
X:1
L:1/8
M:2/2
K:G
 Bc | dGGF GBdB | cA=FE FGAc | BGGF GBdf | gbaf g2 (3gfe | dedB G2 AB | cecA =F2 GA | BGgd ecAF | 
 AGGF G2 :| GA | Bcde =fdcA | dDEF GFGA | Bcde =fdge | afd^c d2 (3def | gdBG ecAF | GFGB AGFE | 
 DFAB cedF | AGGF G2 :|  