The webapp provides for each item the link on ECB's website.
Speeches for : Mario Draghi where "smaller" appeared
2017-09-25 : Hearing of the Committee on Economic and Monetary Affairs of the European Parliament2012-11-23 : Rationale and principles for Financial Union
2012-08-29 : The future of the euro: stability through change
2012-06-15 : President's address at the 14th ECB and its Watchers Conference