Perhaps you should try some spelling variations:
passiv » passive, massiv, passiven
passiveieren » passiveeieren, massiveieren, passiveneieren, passivieren, passionierten, passivierende
passiveeeren » passiveeeeren, massiveeeren, passiveneeeren, passivieren, passieren, passiverer
massively » massive
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 (massively OR (massiveren OR (passiveieren OR passiveeeren)))).
• Adding a wildcard symbol may retrieve word variants: (passiv or (massively or (massiveren or (passiveieren or passiveeeren))))*.