The webapp provides for each item the link on ECB's website.
Speeches for : Lucas Papademos, Jean-Claude Trichet where "key" appeared
2010-02-04 : Introductory statement with Q&A2010-01-14 : Introductory statement with Q&A
2009-03-05 : Introductory statement with Q&A
2007-02-08 : Introductory statement with Q&A