The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "speak" appeared
2018-04-27 : Reflections on monetary policy in the euro area2018-02-14 : The role of euro banknotes as legal tender
2015-07-02 : Translating a shared vision into a winning story
2013-09-06 : Monetary policy and financial stability under one roof
2013-03-19 : Closing remarks at the ECB/EU Commission conference on “Post-trade harmonisation and financial integration in Europe”