Perhaps you should try some spelling variations:
passiv » passive, massiv
passiver » passiveer, massiver, passive, passiert
passively » passiveely, massively, passive, passivity
passivenene » passiveenene, massivenene, passivierende, passiveene, passionene
passivierender » passiveierender, massivierender, passivierende, aktivierender, passivieren
passiven » passiveen, massiven, passive, passion
massiveand » passiveand, massiven

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