Perhaps you should try some spelling variations:
"proceso control statistical methodology." » "proceso control statistical methods.", "process control statistical methodology.", "proceso contralos statistical methodology.", "proces contre statistical methodology."
"proceso contra statistics methodology." » "proceso contra semiotics methodology.", "proceso contra linguistics methodology.", "proceso century statistics methodology.", "process control statistics 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: (("proceso contra statistics methodology.") OR ("proceso control statistical methodology."))~.
• Removing quotes may allow a broader search: (( proceso contra statistics methodology. ) or ( proceso control statistical methodology. ))~.
• Adding a wildcard symbol may retrieve word variants: (("proceso contra statistics methodology.") or ("proceso control statistical methodology."))*.