Perhaps you should try some spelling variations:
"areas del psicoanalisis en epigenetica." » "areas el psicoanalisis en epigenetica.", "areas del psicoanalisis la epigenetica.", "areas del psicoanalisis y epigenetica.", "areas del psicoanalisis en genetica.", "areas de psicoanalisis en epigenetica.", "area del psicoanalisis en epigenetica.", "area de psicoanalisis en epigenetica."
"tareas y psicoanalisis y genetica." » "tareas el psicoanalisis y genetica.", "tareas y psicoanalisis la genetica.", "tareas y psicoanalisis de genetica.", "tareas y psicoanalisis y genomica.", "tareas de psicoanalisis y genetica."

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: (("areas del psicoanalisis en epigenetica.") or ("tareas y psicoanalisis y genetica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("areas del psicoanalisis en epigenetica.") OR ("tareas y psicoanalisis y genetica.")).
• Removing quotes may allow a broader search: (( areas del psicoanalisis en epigenetica. ) or ( tareas y psicoanalisis y genetica. )).
• Adding a wildcard symbol may retrieve word variants: (("areas del psicoanalisis en epigenetica.") or ("tareas y psicoanalisis y genetica."))*.