The webapp provides for each item the link on ECB's website.
Speeches for : Mario Draghi where "shown" appeared
2017-10-18 : Structural reforms in the euro area2016-06-28 : The International Dimension of Monetary Policy
2015-11-12 : Hearing at the European Parliament's Economic and Monetary Affairs Committee
2014-11-17 : Introductory remarks at the EP's Economic and Monetary Affairs Committee
2013-12-30 : Interview with Der Spiegel