Perhaps you should try some spelling variations:
"propio contexto linguistico methodology." » "propio contexto linguistics methodology.", "propio contexto linguistica metodologia.", "propio contextos linguisticos methodology.", "propio contacto linguistico methodology.", "propio conflicto linguistico methodology."
"process control service methodology." » "process control science methodology.", "process control sciences methodology.", "process control devices methodology."

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

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