Another example of speech choir piece?

Here are some links to speech choir pieces:

YouTube.com/watch?v=lcWmXnp9rxI">https://www.YouTube.com/watch?v=lcWmXnp9rxI

https://www.YouTube.com/watch?v=tLdZnjNQ6OQ

https://www.YouTube.com/watch?v=Zy3-2u6wssk