Perhaps you should try some spelling variations:
passiv » passive, massiv, passiven
passiveeren » passiveeeren, massiveeren, passiveneeren, passivieren, passieren, passiverer, passivierenn, passivern, massiveren
passivenely » passiveenely, massivenely, passivenenely, passively
passiveere » passiveeere, massiveere, passiveneere, passivieren, passiver, massivere
massiveren » massivere, massigeren, massivement
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 massiveren) OR massivierung)) OR (passivenely OR passiveere)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((passiv or ((passiveeren OR massiveren) or massivierung)) or (passivenely or passiveere))".
• Adding a wildcard symbol may retrieve word variants: ((passiv or ((passiveeren OR massiveren) or massivierung)) or (passivenely or passiveere))*.