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