The webapp provides for each item the link on ECB's website.
Speeches for : Willem F. Duisenberg, Christian Noyer where "uncertain" appeared
2002-05-02 : Introductory statement with Q&A2002-02-07 : Introductory statement with Q&A
2002-01-03 : Introductory statement with Q&A
2001-11-08 : Introductory statement with Q&A
2001-10-11 : Introductory statement with Q&A