Construct chordal sequences to boost the harmonious coherence within the specified musical piece.
^cAcA cde | d2 d^c _BAG | ^cAcA cde | d2 d^c _BAG |1 ^cAcA cde | d2 d^c def | 
 gffe d^cd | e2 eA eAA :|2 gffe ded | ^c2 cA _BAG | A_BBA GFG | A2 A2 A^ce |: 
 a2 a2 A^ca | g2 g2 A^cg | f2 fe ded | ^c2 cA _BAG | f2 fe ded | 
 ^c2 cA _BAG |1 f2 fe d^cd | e2 e2 A^ce :|2 A_BBA GFG | A2 AE AEE |: 
 e2 d^c def | gfga gfe | gffe ded | ^c2 cA _BAG | effe ded | ^c2 cA _BAG |1 
 effe d^cd | e2 eA eAA :|2 A_BBA GFG | A2 AE AEE |]  
X:1
L:1/8
M:7/8
K:none
"A" ^cAcA cde |"Dm" d2 d^c _BAG |"A" ^cAcA cde |"Dm" d2 d^c _BAG |1"A" ^cAcA cde |"Dm" d2 d^c def | 
"Bb" gffe d^cd |"A" e2 eA eAA :|2"Gm" gffe ded |"A" ^c2 cA _BAG |"Bb" A_BBA GFG |"A" A2 A2 A^ce |: 
"A" a2 a2 A^ca |"A7" g2 g2 A^cg |"Dm" f2 fe ded |"A" ^c2 cA _BAG |"Dm" f2 fe ded | 
"A" ^c2 cA _BAG |1"Bb" f2 fe d^cd |"A2" e2 e2 A^ce :|2"Bb" A_BBA GFG |"A" A2 AE AEE |: 
"A" e2 d^c def |"Gm" gfga gfe |"Dm" gffe ded |"A" ^c2 cA _BAG |"Dm" effe ded |"A" ^c2 cA _BAG |1 
"Bb" effe d^cd |"A" e2 eA eAA :|2"Bb" A_BBA GFG |"A" A2 AE AEE |]  