Perhaps you should try some spelling variations:
"proces control statistical methodology." » "proces control statistics methodology.", "proces control statistical methods.", "proces contre statistical methodology.", "proces contreles statistical methodology.", "proceso contra statistical methodology."
"process control service methodology." » "process control science methodology.", "process control sciences methodology.", "process control devices methodology.", "procesos control service methodology.", "proceso control service methodology.", "procesal control service 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 service methodology.") OR ("proces control statistical methodology."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"process control service methodology.\") OR (\"proces control statistical methodology.\"))".
• Removing quotes may allow a broader search: (( process control service methodology. ) OR ( proces control statistical methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("process control service methodology.") OR ("proces control statistical methodology."))*.