Perhaps you should try some spelling variations:
passiv » passive, massiv
passivenene » passiveenene, massivenene, passiveene, passionene
passivierende » passiveierende, massivierende, passivierender, passivieren, aktivierende
passiven » passiveen, massiven, passive, passion
passiver » passiveer, massiver, passive, passively, passiert
massiver » massive, massiven, massively

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 ((passivenene OR (passivierende OR passiven)) OR (passiver OR massiver)))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(passiv or ((passivenene or (passivierende or passiven)) or (passiver OR massiver)))*".