The webapp provides for each item the link on ECB's website.
Speeches for : Lucas Papademos, Jean-Claude Trichet where "dollar" appeared
2009-12-03 : Introductory statement with the Q&A2009-10-08 : Introductory statement with the Q&A
2008-01-10 : Introductory statement with Q&A
2003-12-04 : Introductory statement with Q&A