Perhaps you should try some spelling variations:
"process control statistics methodology." » "process control semiotics methodology.", "process control linguistics methodology.", "process control statistical methodology.", "process control estadistico methodology.", "process control estadistica methodology.", "proceso control statistics methodology.", "procesal control statistics methodology."
"procesos con pacientes methodology." » "procesos con sciences methodology.", "procesos con science methodology.", "procesos con policies methodology.", "procesos en pacientes methodology.", "procesos los pacientes methodology.", "procesos de pacientes methodology.", "procesos por pacientes methodology."

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

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