Perhaps you should try some spelling variations:
rol{acute}proactiva » rol{acute}proactivas, rol{acute}proactivo, rol{acute}practiva
prod{acute}facticas » proud{acute}facticas, pro{acute}facticas, prol{acute}facticas, prod{acute}tacticas, prod{acute}lacticas, prod{acute}facticos, prod{acute}ftacticas, prod{acute}flacticas, prod{acute}factivas
prof{acute}actica » prof{acute}tactica, prof{acute}lactica, prof{acute}activa
peroffd{acute}actina » peroffd{acute}activa, peroffd{acute}acting

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: ((rol{acute}proactiva OR prod{acute}facticas) OR (prof{acute}actica OR peroffd{acute}actina)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((rol{acute}proactiva or prod{acute}facticas) or (prof{acute}actica or peroffd{acute}actina)) ;*.