Perhaps you should try some spelling variations:
"process control statistics methodology." » "process control semiotics methodology.", "process control linguistics methodology.", "process control statistical methodology.", "process control estadistico methodology.", "process control estadistica methodology."
"proceso contralos estadistico methods." » "proceso control estadistico methods.", "proceso control estadistica methods.", "proceso contralos estadisticas metodos.", "proceso contralos statistical methods.", "proceso contra estadistico methods.", "proces contreles estadistico methods.", "procesos contables estadistico methods."

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

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