Perhaps you should try some spelling variations:
"proces culture statistics methodology." » "proces culture semiotics methodology.", "proces culture linguistics methodology.", "proces century statistics methodology.", "proces agriculture statistics methodology.", "proces structure statistics methodology.", "proceso cultura statistics methodology.", "proces contre statistics methodology."
"process control statistical methods." » "process control estadisticas methods."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("proces culture statistics methodology.") or ("process control statistical methods."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("proces culture statistics methodology.") OR ("process control statistical methods.")).
• Removing quotes may allow a broader search: (( proces culture statistics methodology. ) or ( process control statistical methods. )).
• Adding a wildcard symbol may retrieve word variants: (("proces culture statistics methodology.") or ("process control statistical methods."))*.