Develop harmonious chord progressions that elevate the provided tune.
AF | E2 EF A2 Ac | BABc BcFA | E2 EF A2 Ac | BABc A2 :| Bc | d2 fd c2 ec | 
 BABc BAFA | d2 fd c2 ec | BABc A2 |] Bc | d2 fd c2 ec | BABc BAFA | 
 E2 EF A2 Ac | BABc A2 |]  
X:1
L:1/8
M:4/4
K:A
 AF |"A" E2 EF A2 Ac |"E7" BABc BcFA |"A" E2 EF A2 Ac |"E7" BABc"A" A2 :| Bc |"D" d2 fd"A" c2 ec | 
"E7" BABc BAFA |"D" d2 fd"A" c2 ec |"E7" BABc"A" A2 |] Bc |"D" d2 fd"A" c2 ec |"E7" BABc BAFA | 
"A" E2 EF A2 Ac |"E7" BABc"A" A2 |]  