Perhaps you should try some spelling variations:
prol{acute}tactics » rol{acute}tactics, prof{acute}tactics, prol{acute}tacticas, prol{acute}tactica, perol{acute}tactics, profl{acute}tactics
peron{acute}eticos » pero{acute}eticos, ceron{acute}eticos
pro{acute}actina » pero{acute}actina, prof{acute}actina, pro{acute}activa, pro{acute}acting
profe{acute}lactica » perofe{acute}lactica, proffe{acute}lactica, prof{acute}lactica, prose{acute}lactica, profe{acute}tactica, profe{acute}lactico, profe{acute}practica

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: ((prol{acute}tactics OR peron{acute}eticos) OR (pro{acute}actina OR profe{acute}lactica)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((prol{acute}tactics or peron{acute}eticos) or (pro{acute}actina or profe{acute}lactica)) ;*.