The webapp provides for each item the link on ECB's website.
Speeches for : Isabel Schnabel where "space" appeared
2023-03-02 : Quantitative tightening: rationale and market impact2021-02-26 : Unconventional fiscal and monetary policy at the zero lower bound
2020-10-12 : Pulling together: fiscal and monetary policies in a low interest rate environment
2020-09-11 : The shadow of fiscal dominance: Misconceptions, perceptions and perspectives