Perhaps you should try some spelling variations:
pero{acute}cticas » pedro{acute}cticas, peru{acute}cticas, pero{acute}acticas, pero{acute}icticas, pero{acute}eticas
peron{acute}actica » pedron{acute}actica, perun{acute}actica, ceron{acute}actica, peron{acute}tactica, peron{acute}activa, peron{acute}actina
prod{acute}lactica » prod{acute}ltactica, prod{acute}lactiva, prod{acute}lactina, proud{acute}lactica, prof{acute}lactica, pro{acute}lactica, prod{acute}tactica, prod{acute}lactico, 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}cticas or (peron{acute}actica or prod{acute}lactica)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (pero{acute}cticas OR (peron{acute}actica OR prod{acute}lactica)) ;.
• Adding a wildcard symbol may retrieve word variants: (pero{acute}cticas or (peron{acute}actica or prod{acute}lactica)) ;*.