ferret out

US /ˈfɛrɪt aʊt/
UK /ˈfɛrɪt aʊt/
"ferret out" picture
1.

herausfinden, aufspüren

to discover or find out something, especially something hidden or difficult to find

:
The detective managed to ferret out the truth after weeks of investigation.
Der Detektiv schaffte es, die Wahrheit nach Wochen der Ermittlungen herauszufinden.
It took a lot of effort to ferret out all the necessary information.
Es erforderte viel Mühe, alle notwendigen Informationen herauszufinden.