The webapp provides for each item the link on ECB's website.
Speeches for : Peter Praet where "sie" appeared
2017-03-27 : The economic situation in the euro area and the implications for monetary policy2017-02-23 : The macroeconomic situation and monetary policy in the euro area
2016-01-13 : The ECB’s monetary policy: back to medium-term price stability of below, but close to, 2%
2011-06-16 : Address on the occasion of the inauguration of the Euro Exhibition