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 contralos linguistico methodology." » "proceso contralos linguistics methodology.", "proceso contralos linguistica metodologia.", "proceso contextos linguisticos methodology.", "proceso contacto linguistico methodology.", "proceso contexto linguistico methodology.", "proceso contra linguistico methodology.", "proces contreles linguistico methodology.", "procesos contables linguistico 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 contralos linguistico methodology."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"process control statistical methodology.\") OR (\"proceso contralos linguistico methodology.\"))".
• Removing quotes may allow a broader search: (( process control statistical methodology. ) OR ( proceso contralos linguistico methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("process control statistical methodology.") OR ("proceso contralos linguistico methodology."))*.