The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "adequate" appeared
2019-11-25 : From Basel III to European banking regulation2018-01-30 : The limits of central bank financing in resolution
2017-05-18 : Advancing financial market integration
2015-11-06 : View of a Central Banker on the Future of Banking
2014-01-13 : “Europe after the warm reboot”