Construct chordal sequences to boost the harmonious coherence within the specified musical piece.
B/c/ | dBG GBG | AFD DFD | EFG ABc | BAG FED | dBG GBG | AFD DFD | 
 EFG AFD | G3- G2 :: Bc | dBd dBd | gfg dBG | cec BdB | ABG FED | 
 dBd dBd | gfg dBG | EFG AFD | G3- G2 :|  
X:1
L:1/8
M:6/8
K:G
 B/c/ |"G" dBG GBG |"D" AFD DFD |"C" EFG"D" ABc |"G" BAG"D" FED |"G" dBG"Em" GBG |"D" AFD DFD | 
"C" EFG"D" AFD |"G" G3- G2 :: Bc |"G" dBd dBd |"C" gfg"G" dBG |"C" cec"G" BdB |"Am" ABG"D" FED | 
"G" dBd dBd |"C" gfg"G" dBG |"C" EFG"D" AFD |"G" G3- G2 :|  