The webapp provides for each item the link on ECB's website.
Speeches for : Fabio Panetta where "preserving" appeared
2023-01-05 : Caveat emptor does not apply to crypto2021-11-09 : Digital currencies around the world – what are the policy implications?
2021-11-05 : Central bank digital currencies: a monetary anchor for digital innovation
2021-07-14 : Preparing for the euro’s digital future