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 estadistica methods." » "proceso control estadistica methods.", "proceso control estadistico methods.", "proceso hoteles estadistica methods.", "proceso contralos estadisticas metodos.", "proceso contralos estadisticas medicas.", "proceso contra estadistica methods.", "proces contreles estadistica methods.", "process control estadistica methods."

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