Perhaps you should try some spelling variations:
"education social basico." » "education spain basico.", "education social clasico.", "education social mexico.", "education social brasil."
"coleccion sociedad basica." » "coleccion sociedad laica.", "coleccion sociedad basada.", "coleccion sociedad plastica."
"accion social basica." » "educacion social basica.", "accion social asia.", "accion social clasico.", "accion social hacia."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("coleccion sociedad basica.") or ("education social basico."))) or ("accion social basica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("coleccion sociedad basica.") OR ("education social basico."))) OR ("accion social basica.")).
• Removing quotes may allow a broader search: (((( coleccion sociedad basica. ) or ( education social basico. ))) or ( accion social basica. )).
• Adding a wildcard symbol may retrieve word variants: (((("coleccion sociedad basica.") or ("education social basico."))) or ("accion social basica."))*.