The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "chairman" appeared
2010-06-18 : Lessons drawn from the crisis2010-01-23 : Interview with FOCUS
2006-03-15 : Interview with Der Standard, De Standaard, La Tribune, Süddeutsche Zeitung and L'Echo
2004-05-25 : Joint Eurosystem - Bank of Russia Seminar, Helsinki