Perhaps you should try some spelling variations:
"mode factor" » "model factor", "models factor", "model factors", "modone factor", "modage factor", "mode faitor", "moe factor", "mode falcoor", "mode factsr"
"e factors" » "age factors", "like factors", "male factors", "one factors", "e factsrs"
"e factor" » "one factor", "age factor", "e factsr"
"de facto" » "de faito", "e facto", "de falcoo", "de facts"
"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: (((((((("e factor") OR ("e factors"))) OR ("mode factor"))) OR ("de facto"))) OR ("de fact")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((((\"e factor\") OR (\"e factors\"))) or (\"mode factor\"))) or (\"de facto\"))) or (\"de fact\"))".
• Removing quotes may allow a broader search: (((((((( e factor ) OR ( e factors ))) or ( mode factor ))) or ( de facto ))) or ( de fact )).
• Adding a wildcard symbol may retrieve word variants: (((((((("e factor") OR ("e factors"))) or ("mode factor"))) or ("de facto"))) or ("de fact"))*.