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.", "procesal control estadistica methodology."
"proceso contexto critico methodology." » "proceso contexto criticism methodology.", "proceso contexto mexico methodology.", "proceso contexto semiotics methodology.", "proceso continuo critico methodology.", "propio contexto critico methodology.", "proceso contralos critico methodology.", "proceso contexto politico methodology.", "proceso contexto juridico methodology.", "proceso 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 ("proceso contexto critico methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("process control estadistica methodology.") OR ("proceso contexto critico methodology.")).
• Removing quotes may allow a broader search: (( process control estadistica methodology. ) or ( proceso contexto critico methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("process control estadistica methodology.") or ("proceso contexto critico methodology."))*.