Perhaps you should try some spelling variations:
"proceso control estadistico methodology." » "proceso control statistics methodology.", "proceso control statistical methodology.", "process control estadistico methodology.", "proceso contra estadistico methodology.", "proceso contralos estadistico methodology."
"procesal control science methodology." » "procesal control sciences meteorology.", "procesal control science anthropology.", "process control science methodology.", "social control science methodology.", "proceso contra science methodology."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("procesal control science methodology.") or ("proceso control estadistico methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("procesal control science methodology.") OR ("proceso control estadistico methodology.")).
• Removing quotes may allow a broader search: (( procesal control science methodology. ) or ( proceso control estadistico methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("procesal control science methodology.") or ("proceso control estadistico methodology."))*.