Perhaps you should try some spelling variations:
de psicoanalisis » del psicoanalisis, el psicoanalisis, y psicoanalisis
e psicoanalisis » el psicoanalisis, en psicoanalisis, y psicoanalisis
y epigenetica » la epigenetica
y genetica » la genetica, de genetica, y genomica
tareas de » areas de, tarea de
aurea e » aurea y, area e, urea e

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: (( tareas de psicoanalisis y epigenetica. ) OR ( aurea e psicoanalisis y genetica. ))~.
• Adding a wildcard symbol may retrieve word variants: (( tareas de psicoanalisis y epigenetica. ) or ( aurea e psicoanalisis y genetica. ))*.