Perhaps you should try some spelling variations:
mode factor » model factor, models factor, model factory
de factor » e factor, dose factor, de factores
de fair » de faire, die fair, de faria
de fact » e fact, de falco, de facon
de fait » de faits, le fait, se fait
factor » factsr
facto » facts

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: (((((((( de factor ) OR ( de fair ))) OR ( mode factor ))) OR ( de facto ))) OR ((( de fact ) OR ( de fait )))).
• Adding a wildcard symbol may retrieve word variants: (((((((( de factor ) or ( de fair ))) or ( mode factor ))) or ( de facto ))) or ((( de fact ) or ( de fait ))))*.