Construct harmonious chord progressions that suit the provided musical work.
fe |: dbfd cgec | BfdB AecA | BFGA Bcde | =ef^fg ag=f_e | 
 dbfd cgec | BfdB AecA | Bbfd cBAc |1 B2 d2 B2 fe :|2 
 B2 d2 B2 AB |:[K:F] cfef gfef | dg^fg agfg | bagf edc=B | c=Bc^c ed=c_B | 
 Afef gfef | dg^fg agfg | bgec =Bcde |1 f2 a2 f2 AB :|  
X:1
L:1/8
Q:1/8=420
M:2/2
K:Bb
 fe |:"Bb" dbfd"Eb6" cgec |"Bb" BfdB"F7" AecA |"Bb" BFGA"Eb" Bcde |"C" =ef^fg"F7" ag=f_e | 
"Bb" dbfd"Eb" cgec |"Bb" BfdB"F7" AecA |"Bb" Bbfd"F7" cBAc |1"Bb" B2 d2 B2 fe :|2 
"Bb" B2 d2 B2 AB |:[K:F]"F" cfef gfef |"G7" dg^fg agfg |"Bb" bagf edc=B |"C" c=Bc^c"C7" ed=c_B | 
"F" Afef gfef |"G7" dg^fg agfg |"Bb" bgec"C7" =Bcde |1"F" f2 a2 f2 AB :|  