Perhaps you should try some spelling variations:
"proceso contra values methodology." » "proceso contra based methodology.", "proceso contra policies methodology.", "process control values methodology.", "proceso contra valor methodology."
"procesal control statistical methods." » "process control statistical methods.", "social control statistical methods.", "proces contre statistical methods.", "procesal control statistics methods.", "procesal control estadisticas methods."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("procesal control statistical methods.") or ("proceso contra values methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("procesal control statistical methods.") OR ("proceso contra values methodology.")).
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