Devise an assortment of chord orchestrations to intensify the harmonic unity within the designated musical composition.
d | GAG BGB | ded dBG | cBc ege | dBG A2 d | GAG BGB | ded B2 g | fed cBA | 
 (G3 G2) :: B/c/ | ded Bcd | ece e2 e | fgf def | gBd gfe | ded Bcd | ece gfe | 
 ded cBA | (G3 G2) :|  
X:1
L:1/8
M:6/8
K:D
 d |"G" GAG BGB | ded dBG |"C" cBc ege |"G" dBG"D7" A2 d |"G" GAG BGB | ded B2 g |"D7" fed cBA | 
"G" (G3 G2) :: B/c/ |"G" ded Bcd |"C" ece e2 e |"D7" fgf def |"G" gBd gfe | ded Bcd |"C" ece gfe | 
"D7" ded cBA |"G" (G3 G2) :|  