Here is a Sermon Browser page:
"Next page" is then a link to:
WordPress then redirects you to:
However, that page shows the same sermons; and "Next page" is still a link to http://www.felthamevangelicalchurch.org.uk/fec/sermons/?page=2
In other words, you cannot browse beyond the first page of sermons.
The permalink structure on the site is: