Perhaps you should try some spelling variations:
"procesos control statistical methodology." » "procesos control statistics methodology.", "procesos control statistical methods.", "process control statistical methodology.", "proceso contra statistical methodology.", "procesos contables statistical methodology."
"procesado de pacientes methodology." » "procesado de sciences methodology.", "procesado de science methodology.", "procesado de policies methodology.", "procesador de pacientes methodology.", "procesadora de pacientes methodology.", "proceso de pacientes methodology.", "procesado en 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: (("procesos control statistical methodology.") or ("procesado de pacientes methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("procesos control statistical methodology.") OR ("procesado de pacientes methodology.")).
• Removing quotes may allow a broader search: (( procesos control statistical methodology. ) or ( procesado de pacientes methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("procesos control statistical methodology.") or ("procesado de pacientes methodology."))*.