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

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 fact"))) OR ((("dex facto") OR ("sex factor"))))) OR ("e facto"))) OR ("de fact")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((((\"de facto\") OR (\"de fact\"))) or (((\"dex facto\") or (\"sex factor\"))))) or (\"e facto\"))) or (\"de fact\"))".
• Removing quotes may allow a broader search: (((((((( de facto ) OR ( de fact ))) or ((( dex facto ) or ( sex factor ))))) or ( e facto ))) or ( de fact )).
• Adding a wildcard symbol may retrieve word variants: (((((((("de facto") OR ("de fact"))) or ((("dex facto") or ("sex factor"))))) or ("e facto"))) or ("de fact"))*.