Perhaps you should try some spelling variations:
de factores » de actores, que factores, de sectores
mode factor » model factor, models factor, model factory
de factor » e factor, dose factor, de factorij
facto » fact, facts
factor » factr, factsr
factores » factres, factsres

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 facto ) OR ((((( de factor ) OR ( de factores ))) OR ( mode factor )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( de facto ) or ((((( de factor ) OR ( de factores ))) or ( mode factor ))))".
• Adding a wildcard symbol may retrieve word variants: (( de facto ) or ((((( de factor ) OR ( de factores ))) or ( mode factor ))))*.