Perhaps you should try some spelling variations:
"proceso contra statistics methodology." » "proceso contra semiotics methodology.", "proceso contra linguistics methodology.", "proceso century statistics methodology.", "proceso control statistical methodology.", "process control statistics methodology."
"procesos contables service methodology." » "procesos contables science methodology.", "procesos contables sciences methodology.", "procesos sociales service methodology.", "procesos penales service methodology."

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

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