The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg where "understanding" appeared
2003-07-03 : Presentation of the ECB's Annual Report 2002 to the European Parliament2002-07-05 : International Research Forum on Monetary Policy
2001-08-30 : Press conference on the occasion of the unveiling of the euro banknotes and their security features. Introductory statement
2000-10-12 : Making monetary policy in a broad monetary union