Formulate chord sequences to heighten the harmonic quality of the specified musical portion.
A/c/ |: f3 c/a/ | f3 a/c'/ | cc/c/ gc' | cc/c/ Ac | f3 f/a/ | f3 f/c'/ | 
 bb/b/ cc/c/ |1 f2 Ac :|2 f2 z f/a/ || cc/c/ c>c | c3 f/a/ | dd d>d | d2 z g | 
 c'>g g>f | fe e2 | c'>e d>d | d2 cf/a/ | c>c cc | c2 z f/a/ | d>d dd | d2 z a | 
 g>g gg | g2 ag | c2 c'b |: a2 c2 | f2 ed | e2 b2 | d3 c | e2 b2 | d2 cB | A2 d2 | 
 c3 a | c'3 a | b2 a2 | g2 d'2 | g3 f | e2 b2 | a2 g2 | .f2 cd/e/ |1 .f2 cb :|2 
 ff/f/ .f2 |]  
X:1
L:1/8
M:2/4
K:F
 A/c/ |:"F" f3 c/a/ | f3 a/c'/ |"C7" cc/c/ gc' |"F" cc/c/ Ac | f3 f/a/ | f3 f/c'/ | 
"C7" bb/b/ cc/c/ |1"F" f2 Ac :|2"F" f2 z f/a/ ||"F" cc/c/ c>c | c3 f/a/ |"G7" dd d>d | d2 z g | 
"C7" c'>g g>f | fe e2 | c'>e d>d |"F" d2 cf/a/ | c>c cc | c2 z f/a/ |"Gm" d>d dd | d2 z a | 
"G7" g>g gg | g2 ag |"C" c2 c'b |:"F" a2 c2 | f2 ed |"C7" e2 b2 | d3 c | e2 b2 | d2 cB |"F" A2 d2 | 
 c3 a | c'3 a | b2 a2 |"Gm" g2 d'2 | g3 f |"C7" e2 b2 | a2 g2 |"F" .f2 cd/e/ |1 .f2 cb :|2 
 ff/f/ .f2 |]  