The webapp provides for each item the link on ECB's website.
Speeches for : Mario Draghi where "complement" appeared
2017-11-07 : European banking supervision three years on2016-06-17 : Laudatio for Theo Waigel
2014-09-22 : Introductory remarks at the EP's Economic and Monetary Affairs Committee
2013-07-08 : Hearing at the Committee on Economic and Monetary Affairs of the European Parliament
2012-05-08 : Address at the event marking the first signatures to the T2S Framework Agreement