The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "intervention" appeared
2016-05-03 : Government bond markets in a changing environment2015-03-12 : La politique monétaire dans la zone euro
2013-10-17 : The relevance of household-level data for monetary policy and financial stability analysis
2013-09-02 : Outright Monetary Transactions, one year on
2012-12-06 : Central banking, insurance and incentives
2012-02-19 : Central banks and the challenges of the zero lower bound