Perhaps you should try some spelling variations:
"proceso control statistical methodology." » "proceso control statistics methodology.", "proceso control statistical methods.", "process control statistical methodology.", "proceso contra statistical methodology.", "proceso contralos statistical methodology."
"proceso contratos based methodology." » "proceso contralos based methodology.", "proceso contra based methodology.", "process control based methodology.", "proceso contratos values methodology.", "proceso contratos law methodology.", "proceso contratos proposed methodology.", "proceso contratos casos methodology.", "proceso contratos reales methodology."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("proceso control statistical methodology.") or ("proceso contratos based methodology."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("proceso control statistical methodology.") OR ("proceso contratos based methodology.")).
• Removing quotes may allow a broader search: (( proceso control statistical methodology. ) or ( proceso contratos based methodology. )).
• Adding a wildcard symbol may retrieve word variants: (("proceso control statistical methodology.") or ("proceso contratos based methodology."))*.