The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "buy" appeared
2011-10-11 : Interview with Die Welt2011-09-02 : Interview with Il Sole 24 Ore
2010-05-21 : Interview with Frankfurter Allgemeine Zeitung (FAZ)
2010-05-15 : Interview with Der Spiegel
2007-06-05 : International Monetary Conference Central Bankers panel
2006-04-04 : Issues related to central counterparty clearing