Perhaps you should try some spelling variations:
"lacan una investigacion" » "lacan la investigacion", "lacan e investigacion", "lacan ciencia investigacion", "lacan unla investigacion", "lacan une investigacion", "lacan unen investigacion", "sagan una investigacion", "adan una investigacion"
"juan de investigacion" » "juan la investigacion"
"lacan a investigacion" » "lacan la investigacion", "lacan e investigacion", "lacan en investigacion", "lacan y investigacion", "bacan a investigacion", "atacan a investigacion"

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: (((("lacan a investigacion") or ("lacan una investigacion"))) or ("juan de investigacion"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lacan a investigacion") OR ("lacan una investigacion"))) OR ("juan de investigacion")).
• Removing quotes may allow a broader search: (((( lacan a investigacion ) or ( lacan una investigacion ))) or ( juan de investigacion )).
• Adding a wildcard symbol may retrieve word variants: (((("lacan a investigacion") or ("lacan una investigacion"))) or ("juan de investigacion"))*.