Devise an assortment of chord orchestrations to intensify the harmonic unity within the designated musical composition.
|: B2 Bc dc B2 | e2 ef gece | f2 fg fede | fbbf bfdc || B2 Bc dc B2 | 
 e2 ef gece | f2 fg fedc |1 B4 F4 :|2 B4 A4 |: f2 fe d2 dB | 
 AAdf b2 f2 | a2 ag e2 (3cec | Aceg (3faf e2 || f2 fe d2 dB | AAdf b2 f2 | a2 ag egec |1 
 dfec d3 e :|2 dfec d4 |]  
X:1
L:1/8
M:2/2
K:D
|:"Bm" B2 Bc dc B2 |"Em" e2 ef gece |"F#7" f2 fg fede | fbbf bfdc ||"Bm" B2 Bc dc B2 | 
"Em" e2 ef gece |"F#7" f2 fg fedc |1"Bm" B4"F#7" F4 :|2"G" B4"A7" A4 |:"D" f2 fe d2 dB | 
 AAdf b2 f2 |"A7" a2 ag e2 (3cec | Aceg (3faf e2 ||"D" f2 fe d2 dB | AAdf b2 f2 |"A7" a2 ag egec |1 
"D" df"A"ec"D" d3 e :|2"D" df"A"ec"D" d4 |]  