Perhaps you should try some spelling variations:
"ciencias sociaises investigacion accion." » "ciencias sociales investigacion accion.", "ciencias sociales nvestigacion accion.", "ciencias sociales investigaciones accion.", "ciencias sociaises investigacion en.", "ciencias sociais investigacion accion.", "ciencas sociales investigacion accion."
"ciencias social investigacion accion." » "ciencias social investigacion en.", "ciencias sociales investigacion accion.", "ciencias foca investigacion accion.", "ciencias sociales investigaciones accion.", "ciencia social investigacion accion.", "ciencies socials investigacion accion."

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• Performing a fuzzy search may retrieve terms with similar spellings: (("ciencias sociaises investigacion accion.") or ("ciencias social investigacion accion."))~.
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• Adding a wildcard symbol may retrieve word variants: (("ciencias sociaises investigacion accion.") or ("ciencias social investigacion accion."))*.