Perhaps you should try some spelling variations:
"procesos contables statistical methods." » "procesos control statistical methods.", "procesos sociales statistical methods.", "procesos penales statistical methods."
"proceso contralos statistical modelado." » "proceso control statistical modelado.", "proceso contralos estadistica modelado.", "proceso contra statistical modelado.", "proces contreles statistical modelado.", "process control statistical modelado."

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 statistical methods.") or ("proceso contralos statistical modelado."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("procesos contables statistical methods.") OR ("proceso contralos statistical modelado.")).
• Removing quotes may allow a broader search: (( procesos contables statistical methods. ) or ( proceso contralos statistical modelado. )).
• Adding a wildcard symbol may retrieve word variants: (("procesos contables statistical methods.") or ("proceso contralos statistical modelado."))*.