Create pleasing chord progressions that complement the provided melody
DFF"^3Eb" GA"^3^3" cdc_B | ABGA FGFE | DFF"^3"B BABc | 
 d2 B2 BcBA | GABG ABcA |"^3" B2 d2 B2 :|"^3" ^c2 |"^4" d^c=c=B"^4" _BAGF | 
 GFGB F4 |"^3" EFGE DEFD | C4- C"^3^3"^c | d^c=c=B _BAGF | 
 GFGB F4 | GABG ABcA | B2 d2 B2"^3" ^c2 | d^c=c=B _BAGF | 
 GFGB F4 | GAB=B"^3" cdc_B | ABGA FGFE | DFFB BABc | d2 B2 BcBA | 
 GABG ABcA | B2 d2 B2 ||  
X:1
L:1/8
M:4/4
K:Bb
"Bb" DFF"^3"B BABc | d2 B2 BcBA |"Eb" GA"^3"B=B"^3" cdc_B |"C7" ABGA"F7" FGFE |"Bb" DFF"^3"B BABc | 
 d2 B2 BcBA |"Eb" GABG"F7" ABcA |"Bb""^3" B2 d2 B2 :|"^3" ^c2 |"^4""Dm" d^c=c=B"^4""Gm" _BAGF | 
"Eb" GFGB"Bb" F4 |"Eb""^3" EFGE"Bb" DEFD |"C7" C4-"F7" C"^3"Bc"^3"^c |"Dm" d^c=c=B"Gm" _BAGF | 
"Eb" GFGB"Bb" F4 |"Eb" GABG"F7" ABcA |"Bb" B2 d2 B2"A7""^3" ^c2 |"Dm" d^c=c=B"Gm" _BAGF | 
"Eb" GFGB"Bb" F4 |"Gm" GAB=B"C7""^3" cdc_B |"F7" ABGA FGFE |"Bb" DFFB BABc | d2 B2 BcBA | 
"Eb" GABG"F7" ABcA |"Bb" B2 d2 B2 ||  