Perhaps you should try some spelling variations:
"serie individuas de ciencias social." » "serie individuo de ciencias social.", "ser individual de ciencias social.", "sesion individual de ciencias social.", "serie individuas de ciencia social.", "serie individuas de ciencias sociales.", "serie individuas de ciencias sociais.", "serie individual de ciencias social.", "serie individuales de ciencias social.", "serie individual del ciencias social.", "serie individuas las ciencias social."
"serie individuas de ciencies socials." » "serie individuo de ciencies socials.", "ser individual de ciencies socials.", "sesion individual de ciencies socials.", "serie individuas de ciencias sociales.", "serie individuas de ciencia social.", "serie individuas de ciencas sociales.", "serie individual de ciencies socials.", "serie individuales de ciencies socials.", "serie individual del ciencies socials.", "serie individuas les ciencies socials.", "serie individuas de ciencia socials.", "serie individuas e ciencias socials."

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• Performing a fuzzy search may retrieve terms with similar spellings: (("serie individuas de ciencias social.") OR ("serie individuas de ciencies socials."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie individuas de ciencias social.\") OR (\"serie individuas de ciencies socials.\"))".
• Removing quotes may allow a broader search: (( serie individuas de ciencias social. ) OR ( serie individuas de ciencies socials. )).
• Adding a wildcard symbol may retrieve word variants: (("serie individuas de ciencias social.") OR ("serie individuas de ciencies socials."))*.