Perhaps you should try some spelling variations:
"proceso control science methodology." » "proceso control sciences meteorology.", "proceso control science anthropology.", "proceso contra science methodology.", "proceso contralos science methodology.", "proces contre science methodology."
"process control statistics methods." » "process control statistical methods.", "process control estadistico methods.", "process control estadistica methods.", "process control statistics methodology.", "procesos control statistics methods.", "procesal control statistics methods."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("process control statistics methods.") or ("proceso control science methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("process control statistics methods.") OR ("proceso control science methodology."))*.
• Removing quotes may allow a broader search: (( process control statistics methods. ) or ( proceso control science methodology. ))*.