Perhaps you should try some spelling variations:
pro{acute}lactica » prof{acute}lactica, pro{acute}tactica, pro{acute}lactico, pro{acute}tacticas, pro{acute}ltactica, pro{acute}lactiva, pro{acute}ltacticas
pro{acute}practica » prof{acute}practica, pro{acute}prtactica, pro{acute}practiva, pro{acute}prtacticas
pero{acute}actina » pedro{acute}actina, pero{acute}activa, pero{acute}acting
peru{acute}actica » peru{acute}tactica, peru{acute}activa, peru{acute}tacticas

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}lactica OR pro{acute}practica) OR (pero{acute}actina OR peru{acute}actica)) ;~.
• Adding a wildcard symbol may retrieve word variants: ((pro{acute}lactica or pro{acute}practica) or (pero{acute}actina or peru{acute}actica)) ;*.