Perhaps you should try some spelling variations:
passiv » passive, massiv, passiver
passivene » passiveene, massivene, passiverene, passiveand, passiverer, passive, passivee, passione
passiveeen » passiveeeen, massiveeen, passivereeen, passivieren, passieren, passiverer
passiven » passiveen, massiven, passiveren, passive, passion
massivelyer » massively
aktivierende » aktivierenden, aktivieren, motivierende

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 passivene) OR (massivelyer OR ((passiveeen OR passiven) OR aktivierende))).
• Adding a wildcard symbol may retrieve word variants: ((passiv or passivene) or (massivelyer or ((passiveeen or passiven) or aktivierende)))*.