The webapp provides for each item the link on ECB's website.
Speeches for : Jean-Claude Trichet where "strategies" appeared
2010-05-06 : “What role for finance?”2010-04-10 : The Crisis and Beyond
2009-12-07 : Hearing at the Economic and Monetary Affairs Committee of the European Parliament
2009-09-03 : Introductory statement with Q&A
2009-04-29 : Interview with Süddeutsche Zeitung