Perhaps you should try some spelling variations:
"de factor" » "de facto", "e factor", "dose factor", "de factoor", "de faitor"
"de facts" » "de facto", "cbe facts", "de fautes", "de factos", "de faits", "e facts"
"de faits" » "des faits", "de fait", "les faits"
"de fact" » "de facto", "de fait", "e fact"
"le fait" » "le faict"

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 facts") OR ("de factor"))) OR ((("de fact") OR ((("le fait") OR ("de faits")))))).
• Removing quotes may allow a broader search: (((( de facts ) or ( de factor ))) or ((( de fact ) or ((( le fait ) or ( de faits )))))).
• Adding a wildcard symbol may retrieve word variants: (((("de facts") or ("de factor"))) or ((("de fact") or ((("le fait") or ("de faits"))))))*.