Perhaps you should try some spelling variations:
pero{acute}tacticas » pedro{acute}tacticas, peru{acute}tacticas, pero{acute}practicas, pero{acute}taacticas, pero{acute}taicticas, pero{acute}taeticas
prof{acute}cticas » prof{acute}acticas, prof{acute}icticas, prof{acute}eticas
prod{acute}active » proud{acute}active, pro{acute}active, prol{acute}active, prod{acute}activa
prod{acute}tactica » proud{acute}tactica, pro{acute}tactica, prol{acute}tactica, prod{acute}practica

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((pero{acute}tacticas or prof{acute}cticas) or (prod{acute}active or prod{acute}tactica)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((pero{acute}tacticas OR prof{acute}cticas) OR (prod{acute}active OR prod{acute}tactica)) ;.
• Adding a wildcard symbol may retrieve word variants: ((pero{acute}tacticas or prof{acute}cticas) or (prod{acute}active or prod{acute}tactica)) ;*.