The webapp provides for each item the link on ECB's website.
Speeches for : Mario Draghi where "sustainability" appeared
2017-10-13 : IMFC Statement2017-04-21 : IMFC Statement
2015-11-12 : Hearing at the European Parliament's Economic and Monetary Affairs Committee
2015-10-11 : Interview with Kathimerini
2015-04-17 : Euro area economic outlook, the ECB's monetary policy and current policy challenges
2014-10-09 : Recovery and Reform in the euro area
2014-07-09 : Memorial lecture in honour of Tommaso Padoa-Schioppa
2012-12-07 : A central banker's perspective on European economic convergence