Perhaps you should try some spelling variations:
passiv » passive, massiv, passiven
passiveeren » passiveeeren, massiveeren, passiveneeren, passivieren, passieren, passiverer, passivereren, passiveren, passivierten
passivenely » passiveenely, massivenely, passivenenely, passively
passiveer » passiveeer, massiveer, passiveneer, passiverer, passiver, passiviert
massivierung » passivierung, passivierungs, massierung

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((passiv OR (passiveeren OR massivierung)) OR (passivenely OR passiveer)).
• Adding a wildcard symbol may retrieve word variants: ((passiv or (passiveeren or massivierung)) or (passivenely or passiveer))*.