Formulate a range of chord couplings that heighten the harmonic components of the submitted musical creation.
G | G e e f | e d d G | G d d e | d c c G | G e e f | e d d d | e d e d | 
 c z z |]  
X:1
L:1/4
M:4/4
K:C
 G |"C" G e e f |"G7" e d d G |"G7" G d d e |"C" d c c G |"C" G e e f |"G7" e d d d |"G7" e d e d | 
"C" c z z |]  