Perhaps you should try some spelling variations:
"fop peterov OR perov OR petro OR petrov OR perov OR petri OR petr o.s.*" » "fop peterov OR perov OR petru OR petruv OR perov OR petri OR petr o.s.*" (Expand Search), "fop peterov OR perov OR petero OR peterov OR perov OR peteri OR peter o.s.*" (Expand Search), "fop peterov OR perov OR petruo OR petruov OR perov OR petrui OR petru o.s.*" (Expand Search), "fop peterov OR perov OR pero OR perov OR perov OR peri OR per 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 ((((petro OR petrov) OR perov) OR petri) OR petr)) o.s.*.