Perhaps you should try some spelling variations:
"process control statistics methodology." » "process control semiotics methodology.", "process control linguistics methodology.", "process control statistical methodology.", "process control estadistico methodology.", "process control estadistica methodology."
"procesos contables science methodology." » "procesos contables sciences meteorology.", "procesos contables science anthropology.", "procesos sociales science methodology.", "procesos penales science methodology."

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 science methodology.") OR ("process control statistics methodology."))~.
• Removing quotes may allow a broader search: (( procesos contables science methodology. ) or ( process control statistics methodology. ))~.
• Adding a wildcard symbol may retrieve word variants: (("procesos contables science methodology.") or ("process control statistics methodology."))*.