Perhaps you should try some spelling variations:
pro{acute}eticas » prof{acute}eticas, pro{acute}eticos
prod{acute}practico » profd{acute}practico, proud{acute}practico, prof{acute}practico, prol{acute}practico, prod{acute}practicos, prod{acute}practica, prod{acute}practicas
pero{acute}activa » pedro{acute}activa, pero{acute}active
peru{acute}activa » peru{acute}active

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}eticas OR ((pero{acute}activa OR peru{acute}activa) OR prod{acute}practico)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(pro{acute}eticas or ((pero{acute}activa OR peru{acute}activa) or prod{acute}practico)) ;~".
• Adding a wildcard symbol may retrieve word variants: (pro{acute}eticas or ((pero{acute}activa OR peru{acute}activa) or prod{acute}practico)) ;*.