Develop an appropriate set of chord transitions to enhance the existing music piece.
accde exc defS !>!.ga ve20 add Texc def !>!Me e !>!Me/ba def | | !>!PMTe/ba def MB/a | | | 
 PMTfeegee def/accd uadd ba ad d3 add Mcaccdb e add Mba !>!e!p!!p!!p!!p! fee!p!!p! A2 cA aAce | 
 dGBd e4 | fedc B2 AB |1 cABc B4 :|2 cABc A4 :| A2 GF E3 B | 
 c2 d2 e4 | fedc B2 AB |1 cABc B4 :|2 cABc A4 :|  
X:1
L:1/8
M:4/4
K:Amin
 accde exc defS !>!.ga ve20 add Texc def !>!Me e !>!Me/ba def | | !>!PMTe/ba def MB/a | | | 
 PMTfeegee def/accd uadd ba ad d3 add Mcaccdb e add Mba !>!e!p!!p!!p!!p! fee!p!!p!"A" A2 cA"F" aAce | 
"G" dGBd"C" e4 |"F" fedc"G" B2 AB |1"F" cABc"E" B4 :|2"F" cABc"A" A4 :|"A" A2 GF"E" E3 B | 
"E" c2 d2"C" e4 |"F" fedc"G" B2 AB |1"F" cABc"E" B4 :|2"F" cABc"A" A4 :|  