Perhaps you should try some spelling variations:
passiv » massiv
passive » massive
passivene » massivene, passiverer, passively, passives, passione
passiveand » massiveand
passiven » massiven, passion
passiver » massiver, passively, passiert
massiven » massive, massively, massiv
massiveren » massivere, massigeren, massivement

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 passive) OR ((passivene OR (passiveand OR passiven)) OR passiver)) OR (massiven OR massiveren)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((passiv or passive) or ((passivene or (passiveand OR passiven)) or passiver)) or (massiven or massiveren))".
• Adding a wildcard symbol may retrieve word variants: (((passiv or passive) or ((passivene or (passiveand OR passiven)) or passiver)) or (massiven or massiveren))*.