Perhaps you should try some spelling variations:
passiv » passive, massiv
passivene » passiveene, massivene, passiveand, passiverer, passive, passivee, passione
passiven » passiveen, massiven, passive, passion
passivelyer » passiveelyer, massivelyer, passiverer, passiverwerb, passiveer, passivityer
passiver » passiveer, massiver, passive, passiert
passively » passiveely, massively, passive, passivity
passivener » passiveener, massivener, passiveandr, passivererr, passiver, passiveer, passioner, passiverer, passiverwerb

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