Perhaps you should try some spelling variations:
"process control statistical methodology." » "process control statistics methodology.", "process control statistical methods."
"proceso control policies methodology." » "proceso control values methodology.", "proceso control politico methodology.", "proceso control political methodology.", "proceso cultural policies methodology.", "proceso contra policies methodology.", "proceso contralos policies methodology.", "proces contre policies 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 control policies methodology.") or ("process control statistical methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("proceso control policies methodology.") OR ("process control statistical methodology.")).
• Removing quotes may allow a broader search: (( proceso control policies methodology. ) or ( process control statistical methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("proceso control policies methodology.") or ("process control statistical methodology."))*.