Perhaps you should try some spelling variations:
"process control sciences methodology." » "process control science methodology.", "process control sciences meteorology.", "process control science ethnology.", "process control civiles methodology.", "process control nociones methodology."
"procesos contables service methodology." » "procesos contables science methodology.", "procesos sociales service methodology.", "procesos penales service methodology."

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