Perhaps you should try some spelling variations:
den psicoanalisis » del psicoanalisis, de psicoanalisis, el psicoanalisis
en psicoanalisis » el psicoanalisis, del psicoanalisis, y psicoanalisis
psicoanalisis la » psicoanalisis a, psicoanalisis una, psicoanalisis en
la epigenesia » la epigenetica, la eugenesia, 9 epigenesia
y epigenesia » 9 epigenesia, y epigenetica, y eugenesia
marcela den » marcela de, marcela del, marcelo de
varela en » varela y, varela la, varelo el

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 en psicoanalisis y epigenesia. ) OR ( marcela den psicoanalisis la epigenesia. ))~.
• Adding a wildcard symbol may retrieve word variants: (( varela en psicoanalisis y epigenesia. ) or ( marcela den psicoanalisis la epigenesia. ))*.