The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "percent" appeared
2020-10-19 : The ECB’s monetary policy amid the pandemic2020-01-27 : Asset price inflation and monetary policy
2019-11-11 : Opening remarks
2019-01-11 : Tenth anniversary of the euro in Slovakia
2017-02-10 : Behaving responsibly in a low interest rate environment: A central banker's perspective
2016-10-11 : Speaking points for an event organised by MNI Connect
2014-05-24 : Finance in an environment of downsizing banks
2014-01-13 : “Europe after the warm reboot”