Formulate a harmonious orchestration conforming to the preset chord arrangement.
'A', 'A', 'Bm', 'Bm', 'E7', 'A', 'A', 'Bm', 'E7', 'A', 'A', 'Bm', 'D', 'E7', 'A', 'A', 'Bm', 'D', 'E7', 'A'  
X:1
L:1/8
M:4/4
K:A
 AB |"A" c2 ^B2 c2 B2 |"A" c^Bcf ecAc |"Bm" B2 ^A2 B2 A2 |"Bm" Bagf"E7" edcB |"A" c2 ^B2 c2 B2 | 
"A" c^Bcf ecAc |"Bm" B2 ^A2 B2 =a2 |"E7" (3gfe(3dcB"A" A4 |"A" c2 a2 c2 Bc |"Bm" d2 b2 B2 Bc | 
"D" defg agaf |"E7" (3efe(3dcB"A" c2 A2 |"A" c2 a2 c2 Bc |"Bm" d2 b2 B2 Bc |"D" defg agaf | 
"E7" (3efe(3dcB"A" A2 :|  