The webapp provides for each item the link on ECB's website.
Speeches for : Yves Mersch where "broadbased" appeared
2018-10-10 : Monetary policy in the euro area - a brief assessment2018-07-01 : Are the economy and monetary policy at a turning point – and where are the European and US economies headed?
2018-04-26 : Monetary policy in the euro area: solid expansion with timid price pressure