Perhaps you should try some spelling variations:
"sex factor" » "sex factors", "six factor", "six factors"
"dex facto" » "ex facto", "dux factor", "index factor"
"e factor" » "e factors", "one factor", "age factor"
"de facto" » "de faito", "e facto", "de falcoo"
"de fact" » "de fait", "e fact", "de falco"

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 ((("dex facto") OR ("sex factor"))))) OR ("e factor"))) OR ("de fact")).
• Removing quotes may allow a broader search: (((((( de facto ) or ((( dex facto ) or ( sex factor ))))) or ( e factor ))) or ( de fact )).
• Adding a wildcard symbol may retrieve word variants: (((((("de facto") or ((("dex facto") or ("sex factor"))))) or ("e factor"))) or ("de fact"))*.