The webapp provides for each item the link on ECB's website.
Speeches for : Christine Lagarde where "reducing" appeared
2022-11-18 : Monetary policy in a new environment2022-02-14 : European Parliament plenary debate on the ECB Annual Report
2022-02-07 : Hearing of the Committee on Economic and Monetary Affairs of the European Parliament
2021-09-24 : Interview with CNBC