Please find below Youtube link (many thanks to Sarah Beharry for finding these) : Note First click on arrow in centre below then when app is running, if you hover mouse over right hand corner (3 lines icon) it allows you to choose which piece.
Please find below links to the midi files for the Aurora Choral Classics.
There are files for each singing part except cpdl sourced files where all parts are together.
Cantique de Jean Racine
My soul, there is a country
God so Loved the World
A Clare Benediction
I know my soul hath power
nb choose David Gibb version