The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "excessive" appeared
2020-01-27 : Asset price inflation and monetary policy2019-11-25 : From Basel III to European banking regulation
2015-04-24 : Dinner speech at EUI-NOMICS
2014-05-15 : EU integration and the road to the euro area
2013-06-17 : The European Central Bank's role in overcoming the Crisis
2013-03-04 : Financial stability policies in central banks