Perhaps you should try some spelling variations:
es psicoanalisis » el psicoanalisis, en psicoanalisis, del psicoanalisis
psicoanalisis la » psicoanalisis a, psicoanalisis una, psicoanalisis en
y psicoanalisis » el psicoanalisis
la epigenetica » la genetica
y epigenetico » y epigenetica, y genetico, y epigenomica
tarea es » tarea en, tareas en, tarea del
tarea y » tareas y, tarea de

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: (( tarea es psicoanalisis y epigenetico. ) OR ( tarea y psicoanalisis la epigenetica. ))~.
• Adding a wildcard symbol may retrieve word variants: (( tarea es psicoanalisis y epigenetico. ) or ( tarea y psicoanalisis la epigenetica. ))*.