Develop harmonious chord sequences to enhance the given tune.
|: A,2 A,C EA,CE | ACEA c2 BA | FAEA ceaf | ecBA FAEC | A,2 A,C EA,CE | ACEA c2 BA | 
 FAEA cefe |1 ceBc A2 A2 :|2 ceBc A2 |: E2 | A2 Ac BAFE | agaf ecBA | 
 dfce BcAc | dBcA BFFA | A,2 CE AEAc | dBcA BFFA | EAcf ecBA | 
 EF=GB | A2 :|  
X:1
L:1/8
M:2/2
K:A
|: A,2 A,C EA,CE | ACEA c2 BA |"D" FAEA"Bm" ceaf |"E7" ecBA FAEC | A,2 A,C EA,CE | ACEA c2 BA | 
"D" FAEA"Bm" cefe |1"E7" ceBc"A" A2 A2 :|2"E7" ceBc"A" A2 |: E2 |"A" A2 Ac BAFE | agaf ecBA | 
"D" dfce"Bm" BcAc |"E7" dBcA BFFA |"A" A,2 CE AEAc |"D" dBcA"Bm" BFFA |"A" EAcf"D" ecBA | 
"E" EF=GB |"A" A2 :|  