The webapp provides for each item the link on ECB's website.
Speeches for : Vitor Constancio where "infrastructure" appeared
2016-06-06 : Margins and haircuts as a macroprudential tool2012-04-27 : Shadow banking - The ECB perspective
2011-10-04 : Securities settlement in 2020: T2S and beyond
2010-09-29 : The establishment of the European Systemic Risk Board: challenges and opportunities