The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "trillion" appeared
2010-10-12 : Europe's frameworks for macro-prudential oversight and economic governance2007-12-07 : The US economy, the euro area economy, and their central banks
2007-04-13 : Keynote luncheon remarks at the conference 'Transatlantic Roundtable on Finance and Monetary Affairs'
2005-07-06 : European financial integration: the views of the ECB