The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "assumptions" appeared
2009-02-16 : Macroeconomic policies, imbalances and the need to avoid going back to the status quo ante2008-03-06 : Introductory statement with Q&A
2007-06-05 : International Monetary Conference Central Bankers panel
2006-08-31 : Introductory statement with Q&A
2004-09-02 : Introductory statement with Q&A