Perhaps you should try some spelling variations:
"process control estadistica methodology." » "process control statistics methodology.", "process control estadistico methodology.", "process control statistical methodology.", "process economia estadistica methodology.", "procesos control estadistica methodology.", "proceso control estadistica methodology.", "procesal control estadistica methodology."
"propio contexto critico methodology." » "propio contexto criticism methodology.", "propio contexto mexico methodology.", "propio contexto semiotics methodology.", "propio contexto politico methodology.", "propio contexto juridico methodology.", "propio contexto mediatico 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 estadistica methodology.") or ("propio contexto critico methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("process control estadistica methodology.") OR ("propio contexto critico methodology.")).
• Removing quotes may allow a broader search: (( process control estadistica methodology. ) or ( propio contexto critico methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("process control estadistica methodology.") or ("propio contexto critico methodology."))*.