Perhaps you should try some spelling variations:
passiv » passive, passiven, passiver
passivenere » passiveenere, passivenenere, passiverenere, passiverer, passiverwerb
passively » passiveely, passivenely, passiverely, massively, passive, passivity
massiv » massive
massiven » massiveen, massive, passiven, massively
massiver » massiveer, massive, passiver, massively

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 massiv) OR ((passivenere OR massiven) OR (passively OR massiver))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((passiv OR massiv) or ((passivenere or massiven) or (passively or massiver)))".
• Adding a wildcard symbol may retrieve word variants: ((passiv OR massiv) or ((passivenere or massiven) or (passively or massiver)))*.