The webapp provides for each item the link on ECB's website.
Speeches for : Lucas Papademos, Jean-Claude Trichet where "credible" appeared
2007-05-10 : Introductory statement with Q&A2007-03-08 : Introductory statement with Q&A
2006-02-02 : Introductory statement with Q&A
2005-12-01 : Introductory statement with Q&A
2005-07-07 : Introductory statement with Q&A
2005-02-03 : Introductory statement with Q&A