You tried going to https://music.ubc.ca/s/02-14-2016-UBC-Choral-Union-University-Singers-an-Chamber-Choir-bring-us-Bach-to-Spring-The-Ubyssey.pdf, and it doesn't exist. All is not lost! You can search for what you're looking for.
https://music.ubc.ca/s/02-14-2016-UBC-Choral-Union-University-Singers-an-Chamber-Choir-bring-us-Bach-to-Spring-The-Ubyssey.pdf