Perhaps you should try some spelling variations:
"competencias orales civiles" » "competencias locales civiles" (Expand Search), "competencias laborales civiles" (Expand Search), "competencias parentales civiles" (Expand Search), "competencias sociales civiles" (Expand Search), "competencias penales civiles" (Expand Search)
"competencias que civiles" » "competencias de civiles" (Expand Search), "competencia de civiles" (Expand Search), "competencias en civiles" (Expand Search), "competencias qude civiles" (Expand Search), "competencias quy civiles" (Expand Search), "competencias que civil" (Expand Search)
"competencias e civiles" » "competencias de civiles" (Expand Search), "competencias en civiles" (Expand Search), "competencias y civiles" (Expand Search), "competencias e civil" (Expand Search)

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• Performing a fuzzy search may retrieve terms with similar spellings: (("competencias orales civiles") OR ((("competencias que civiles") OR ("competencias e civiles"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"competencias orales civiles\") OR (((\"competencias que civiles\") OR (\"competencias e civiles\"))))".
• Removing quotes may allow a broader search: (( competencias orales civiles ) OR ((( competencias que civiles ) OR ( competencias e civiles )))).
• Adding a wildcard symbol may retrieve word variants: (("competencias orales civiles") OR ((("competencias que civiles") OR ("competencias e civiles"))))*.