Construct a range of chord structures to intensify the harmonic complexity of the provided musical piece.
d | GFG DB,D | GBd e2 d | gdB BAB | cBc E2 F | GFG DB,D | GBd e2 d | 
 gdB BAB | cEF G2 :| D | GBd GBd | GBd cBA | GBd efg | fd^c def | 
 gfg fdf | ece d2 B | cBc Adc | BGF G2 :|  
X:1
L:1/8
M:6/8
K:G
 d |"G" GFG DB,D | GBd"C" e2 d |"G" gdB BAB |"C" cBc E2 F |"G" GFG DB,D | GBd"C" e2 d | 
"G" gdB BAB |"C" cEF"G" G2 :| D |"G" GBd GBd | GBd"C" cBA |"G" GBd"C" efg |"D" fd^c def | 
"G" gfg"D" fdf |"C" ece"G" d2 B |"C" cBc Adc |"G" BGF G2 :|  