The webapp provides for each item the link on ECB's website.
Speeches for : Peter Praet where "benchmark" appeared
2018-05-14 : Economic developments in the euro area2018-05-07 : Economic developments in the euro area
2018-04-09 : Economic developments in the euro area
2017-04-06 : Calibrating unconventional monetary policy
2014-07-09 : Keynote speech at the Europlace Financial Forum