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