Construct chordal sequences to boost the harmonious coherence within the specified musical piece.
A/ | B d B/A/ G | B d B/A/ G | E C E G | B2 z A | B d B/A/ G | B d B/A/ G | 
 ^C E A G | F/E/ F/G/ A2 | B d B/A/ G | B d B/A/ G | E C E G | B2 z e/f/ | 
 g g g/f/ e | d d B/A/ G | D c A F | (G2 G3/2) ||  
X:1
L:1/4
M:4/4
K:G
 A/ |"G" B d B/A/ G | B d B/A/ G |"C" E C E G |"G" B2 z A |"G" B d B/A/ G | B d B/A/ G | 
"A7" ^C E A G |"D7" F/E/ F/G/ A2 |"G" B d B/A/ G | B d B/A/ G |"C" E C E G |"G" B2 z e/f/ | 
"G" g g g/f/ e | d d B/A/ G |"D7" D c A F |"G" (G2 G3/2) ||  