The webapp provides for each item the link on ECB's website.
Speeches for : Philip R. Lane where "substantial" appeared
2021-08-25 : Interview with Reuters2021-03-23 : Interview with CNBC
2020-08-27 : The pandemic emergency: the three challenges for the ECB
2020-06-05 : Expanding the pandemic emergency purchase programme
2019-07-01 : Monetary Policy and Below-Target Inflation