Develop a set of chord arrangements to strengthen the harmony within the given musical work.
|: A G/A/ | G/F/ _E | D _E | F G | A G/A/ | G/F/ _E | D A, | D z :: D/_E/C/D/ | 
 C/B,/ A, | B, C | D _E | _E/D/ C | G/F/ _E | D A, | D z :| _E/D/ C | 
 G/F/ _E | _E/D/ C | G/F/ _E | _E/D/ C | G/F/ _E | D A, | D z |[Q:1/4=180] _E/D/ C | 
 G/F/ _E | _E/D/ C | G/F/ _E | _E/D/ C | G/F/ _E | D A, | D z |: F3/2 G/ | A B | 
 c/d/c/_B/ | A G | A/_B/A/G/ |1 F G | A2 | A z :|  
X:1
L:1/4
Q:1/4=120
M:2/4
K:Dmix
|:"D" A G/A/ |"Cm" G/F/ _E |"D" D _E | F G | A G/A/ |"Cm" G/F/ _E |"D" D A, | D z ::"D" D/_E/C/D/ | 
"Cm" C/B,/ A, |"G" B, C |"D" D _E |"Cm" _E/D/ C | G/F/ _E |"D" D A, | D z :|"Cm" _E/D/ C | 
 G/F/ _E | _E/D/ C | G/F/ _E | _E/D/ C | G/F/ _E |"D" D A, | D z |[Q:1/4=180]"Cm" _E/D/ C | 
 G/F/ _E | _E/D/ C | G/F/ _E | _E/D/ C | G/F/ _E |"D" D A, | D z |:"D" F3/2 G/ | A B | 
"Cm" c/d/c/_B/ |"D" A G | A/_B/A/G/ |1"D" F G | A2 | A z :|  