Perhaps you should try some spelling variations:
"procesos contables statistical methods." » "procesos control statistical methods.", "procesos sociales statistical methods.", "procesos penales statistical methods."
"process control estadistica aspectos." » "process control artistica aspectos.", "process control asistida aspectos.", "process control plastica aspectos.", "process control estadistico aspectos.", "process control statistical aspectos.", "process economia estadistica aspectos."

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

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