Compose harmonious chord progressions to enhance the existing musical composition.
E | A2 Ac (ef)ec | eaec efe(c | d2) f(d c2) a(c | dc)BA GABc | ABcd efec | 
 eaga fgef | decd BcAB | FAGB A2 A :: (3(e/f/g/ | a2) (3bag aAce | 
 aAgA fAe(c | d2) f(d c2) a(c | dc)BA GABc | ABcd efec | eaga fgef | 
 decd BcAB | FAGB A2 A :|  
X:1
L:1/8
M:2/2
K:A
 E |"A" A2 Ac (ef)ec |"A" eaec efe(c |"D" d2) f(d"A" c2) a(c |"D" dc)BA"E7" GABc |"A" ABcd efec | 
"A" eaga fgef |"D" decd"Bm" BcAB |"E7" FAGB"A" A2 A :: (3(e/f/g/ |"A" a2) (3bag aAce | 
"A" aAgA fAe(c |"D" d2) f(d"A" c2) a(c |"D" dc)BA"E" GABc |"A" ABcd efec |"A" eaga fgef | 
"D" decd"Bm" BcAB |"E7" FAGB"A" A2 A :|  