Perhaps you should try some spelling variations:
"fop petruiiv OR peteriiv OR petruo OR pero OR petri OR peterio OR petr o.s.*" » "fop petruiiv OR peterdi OR petruo OR pero OR petri OR peterio OR petr o.s.*" (Expand Search), "fop peteruiiv OR peteriiv OR peteruo OR pero OR peteri OR peterio OR peter o.s.*" (Expand Search), "fop petruuiiv OR peteriiv OR petruuo OR pero OR petrui OR peterio OR petru o.s.*" (Expand Search), "fop petrouiiv OR peteriiv OR petrouo OR pero OR petroi OR peterio OR petro o.s.*" (Expand Search)

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

• Removing quotes may allow a broader search: fop ((petruiiv OR peteriiv) OR ((((petruo OR pero) OR petri) OR peterio) OR petr)) o.s.*.