The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "affected" appeared
2011-10-11 : Interview with L'Express2010-05-31 : Central bank cooperation after the global financial crisis
2008-11-26 : Interview to Al-Ahram
2007-10-20 : Reflections on the global financial system
2007-06-18 : The role of central banks in a globalised economy