The webapp provides for each item the link on ECB's website.
Speeches for : Jorg Asmussen where "crucial" appeared
2013-11-12 : The Costs and Benefits of Unorthodox Monetary Policy2013-09-10 : The global monetary policy stance: what are the risks?
2012-04-12 : The Irish case from an ECB perspective
2012-03-27 : Exchange of Views on the Economic and Social Crisis in Greece