The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "concrete" appeared
2011-06-28 : Completing Economic and Monetary Union2009-06-05 : The times of unprecedented challenges
2009-01-08 : State celebrations for the introduction of the euro in Slovakia
2008-04-21 : Opening speech at the conference on ‘The safety and efficiency of post trading arrangements in Europe'
2007-06-11 : Hearing at the Economic and Monetary Affairs Committee of the European Parliament