Devise a harmonic structure to support the present melody.
K:G] Bddd eddd | Bddd b4 | baa2 ac'ba | gbbg d4 | Bddd eddd | Bddd B4 | 
 baa2 ac'ba |1 g2g2 g2 z2 :|2 g2g2 g2gc' |:[K:C] a2g2 e2c2 | d2G2 G2gb | 
 a2g2 f2de | d2c2 c2gc' | a2g2 e2c2 | d2G2 G2gb | a2g2 gfed |1 c2e2 c2bc' :|2 
 c2e2 c2 z2 |  
X:1
L:1/16
M:2/4
K:none
[K:G]"G" Bddd eddd | Bddd b4 |"D7" baa2 ac'ba |"G" gbbg d4 | Bddd eddd | Bddd B4 | 
"D7" baa2 ac'ba |1"G" g2g2 g2 z2 :|2"G" g2g2 g2gc' |:[K:C]"C" a2g2 e2c2 |"G7" d2G2 G2gb | 
 a2g2 f2de |"C" d2c2 c2gc' | a2g2 e2c2 |"G7" d2G2 G2gb | a2g2 gfed |1"C" c2e2 c2bc' :|2 
"C" c2e2 c2 z2 |]  