There are tens of thousands of speeches on UKPOL and these can be accessed in a number of different ways.
There’s a list of speeches by the speaker’s surname.
There’s a list of speeches by subject.
There’s also the search function at the top of every page. The web-site has also been indexed by Google and complex searches of the site can be undertaken from there.
It’s also possible to look at the last 100 speeches added to the web-site.