Perhaps you should try some spelling variations:
"model factor" » "models factor", "model factsr"
"model fast" » "models fast", "modeling fast"
"de faito" » "de fait", "de faits", "de fato"
"de fact" » "de fait", "e fact", "de falco"
"de facto" » "de faito", "e facto", "de falcoo", "de 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 faito") OR ((("de fact") OR ("de facto"))))) OR ((("model factor") OR ("model fast")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"de faito\") or (((\"de fact\") or (\"de facto\"))))) or (((\"model factor\") OR (\"model fast\"))))".
• Removing quotes may allow a broader search: (((( de faito ) or ((( de fact ) or ( de facto ))))) or ((( model factor ) OR ( model fast )))).
• Adding a wildcard symbol may retrieve word variants: (((("de faito") or ((("de fact") or ("de facto"))))) or ((("model factor") OR ("model fast"))))*.