The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "yields" appeared
2016-10-11 : Speaking points for an event organised by MNI Connect2016-04-09 : Scope and Limits of Monetary Policy
2014-10-17 : Monetary policy and economic inequality
2013-06-17 : The European Central Bank's role in overcoming the Crisis
2013-06-13 : Monetary policy in an environment of low growth and interest rates