The webapp provides for each item the link on ECB's website.
Speeches for : Mario Draghi where "understanding" appeared
2017-05-18 : Response by Mario Draghi, President of the ECB, on the receipt of an Honorary Doctorate from Tel Aviv University2016-07-06 : Eighth ECB Statistics Conference
2015-10-06 : Welcome address at the art inauguration at the ECB
2014-04-24 : Monetary policy communication in turbulent times
2012-10-24 : Opening statement at Deutscher Bundestag