The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "exceptional" appeared
2003-04-03 : Introductory statement with Q&A2001-10-11 : Introductory statement with Q&A
2000-06-15 : Introductory statement with Q&A
1997-10-14 : Monetary stability and economic growth or: Why stable prices are good for private enterprise in France and the Netherlands