Perhaps you should try some spelling variations:
pro{acute}reactivas » pero{acute}reactivas, pro{acute}reactivos, pro{acute}reactiva, pro{acute}creativas
profd{acute}cticas » perofd{acute}cticas, proud{acute}cticas, prod{acute}cticas, profd{acute}acticas, profd{acute}icticas, profd{acute}eticas
prof{acute}cticas » perof{acute}cticas, prof{acute}acticas, prof{acute}icticas, prof{acute}eticas
profe{acute}actica » perofe{acute}actica, prose{acute}actica, profe{acute}tactica, profe{acute}lactica, profe{acute}activa

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: ((pro{acute}reactivas OR (profd{acute}cticas OR prof{acute}cticas)) OR profe{acute}actica) ;~.
• Adding a wildcard symbol may retrieve word variants: ((pro{acute}reactivas or (profd{acute}cticas or prof{acute}cticas)) or profe{acute}actica) ;*.