Perhaps you should try some spelling variations:
"procesos contables statistical methods." » "procesos control statistical methods.", "procesos sociales statistical methods.", "procesos penales statistical methods."
"proceso control estadisticas de." » "proceso control estadistica de.", "proceso control estadistico de.", "proceso control statistical de.", "process control estadisticas de.", "proceso contra estadisticas de.", "proceso contralos estadisticas de.", "proceso control estadistica en.", "proceso control estadistica y."

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