Perhaps you should try some spelling variations:
"fop peterov OR perov OR petruo OR petrouo OR petero OR pero OR petroi OR petr o.s.*" » "fop peterov OR petrov OR petruo OR petrouo OR petero OR pero OR petroi OR petr o.s.*" (Expand Search), "fop peterov OR perov OR peteruo OR peterouo OR petero OR pero OR peteroi OR peter o.s.*" (Expand Search), "fop peterov OR perov OR petriuo OR petriouo OR petero OR pero OR petrioi OR petri o.s.*" (Expand Search), "fop peterov OR perov OR petruuo OR petruouo OR petero OR pero OR petruoi OR petru 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 ((peterov OR perov) OR (((((petruo OR petrouo) OR petero) OR pero) OR petroi) OR petr)) o.s.*.