Perhaps you should try some spelling variations:
"procesal control statistical methodology." » "procesal control statistics methodology.", "procesal control statistical methods.", "social control statistical methodology.", "proceso contra statistical methodology.", "proces contre statistical methodology."
"process control pacientes methodology." » "process control sciences methodology.", "process control science methodology.", "process control policies methodology.", "process contra pacientes methodology.", "process con pacientes methodology.", "process control agents methodology."

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: (("procesal control statistical methodology.") OR ("process control pacientes methodology."))~.
• Removing quotes may allow a broader search: (( procesal control statistical methodology. ) or ( process control pacientes methodology. ))~.
• Adding a wildcard symbol may retrieve word variants: (("procesal control statistical methodology.") or ("process control pacientes methodology."))*.