Perhaps you should try some spelling variations:
"mode factor" » "model factor", "models factor", "model factory", "mode factsr"
"mod3 factor" » "modi factor", "model factor", "modes factor", "mod3 factsr"
"_ fact" » "_ facts", "_ face"
"de facto" » "de facts"

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: (((((("mode factor") OR ("mod3 factor"))) OR ("de facto"))) OR ("_ fact")).
• Removing quotes may allow a broader search: (((((( mode factor ) or ( mod3 factor ))) or ( de facto ))) or ( _ fact )).
• Adding a wildcard symbol may retrieve word variants: (((((("mode factor") or ("mod3 factor"))) or ("de facto"))) or ("_ fact"))*.