Devise an assortment of chord orchestrations to intensify the harmonic unity within the designated musical composition.
D |:{EF} G2 BG DGBG | ABcA BGGB | AGAB cABG | EAAG FDEF |{EF} G2 BG DGBd | 
 cBAB cdef | gedB{B} c2 Bc | dBcA BG G2 :: g2 bg dgbg | gbag fede | 
 f2 af dfaf | gbag fedf | g2 bg dgbg | gbag fedf | gedB{B} c2 Bc | 
 dBcA BG G2 :|  
X:1
L:1/8
M:4/4
K:G
 D |:"G"{EF} G2 BG DGBG |"D7" ABcA"G" BGGB |"Am" AGAB cABG | EAAG"D7" FDEF |"G"{EF} G2 BG DGBd | 
"C" cBAB"D7" cdef |"G" gedB"C"{B} c2 Bc |"D7" dBcA"G" BG G2 ::"G" g2 bg dgbg | gbag fede | 
"D" f2 af dfaf |"G" gbag"D7" fedf |"G" g2 bg dgbg | gbag"D7" fedf |"G" gedB"C"{B} c2 Bc | 
"D7" dBcA"G" BG G2 :|  