Perhaps you should try some spelling variations:
"varela y psicoanalisis clxvii epigenetica." » "varela y psicoanalisis lxiii epigenetica.", "varela y psicoanalisis lxvi epigenetica.", "varela y psicoanalisis cii epigenetica.", "varela y psicoanalisis clave epigenetica.", "varela el psicoanalisis clxvii epigenetica."
"areas de psicoanalisis y bioetica." » "areas del psicoanalisis y bioetica.", "areas el psicoanalisis y bioetica.", "areas de psicoanalisis de bioetica.", "areas de psicoanalisis la bioetica.", "area de psicoanalisis y bioetica."

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

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