Perhaps you should try some spelling variations:
"proceso contra statistical methodology." » "proceso contra statistics methodology.", "proceso contra statistical methods.", "proceso control statistical methodology.", "process control statistical methodology."
"proceso control service methodology." » "proceso control science methodology.", "proceso control sciences methodology.", "process control service methodology.", "proceso contralos service methodology.", "proces contre service methodology.", "proceso control devices methodology."

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

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