Perhaps you should try some spelling variations:
"six factor" » "six factors", "ix factor", "x factor"
"sex factor" » "six factors", "x factor", "ix factor", "six factorr", "sx factorr", "s5 factor"
"sex factors" » "six factorss", "x factors", "ix factors", "six factorrs", "sx factorrs", "s5 factors"
"d5 facto" » "5 facto", "15 factor", "55 factor"
"ex facto" » "ix factor", "x factor", "5 facto"
"de facto" » "de factor", "de fact", "d5 facto", "de faito", "e facto", "de falcoo"
"e facto" » "e factor", "e fact", "5 facto"
"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 ("d5 facto"))) OR ((("e facto") OR ((("ex facto") OR ((((("sex factor") OR ("sex factors"))) OR ("six factor"))))))))) OR ("de fact")).
• Removing quotes may allow a broader search: (((((( de facto ) or ( d5 facto ))) or ((( e facto ) or ((( ex facto ) or ((((( sex factor ) or ( sex factors ))) or ( six factor ))))))))) or ( de fact )).
• Adding a wildcard symbol may retrieve word variants: (((((("de facto") or ("d5 facto"))) or ((("e facto") or ((("ex facto") or ((((("sex factor") or ("sex factors"))) or ("six factor"))))))))) or ("de fact"))*.