Perhaps you should try some spelling variations:
"fop peterov OR per OR petr OR petrou OR petrov OR petrow OR petrowna OR petri o.s.*" » "fop peterov OR per OR peter OR peterou OR peterov OR peterow OR peterowna OR peteri o.s.*" (Expand Search), "fop peterov OR per OR petru OR petruou OR petruov OR petruow OR petruowna OR petrui o.s.*" (Expand Search), "fop peterov OR per OR petro OR petroou OR petroov OR petroow OR petroowna OR petroi o.s.*" (Expand Search), "fop peterov OR per OR petr OR petru OR petrov OR petrow OR petrowna OR petri o.s.*" (Expand Search), "fop peterov OR per OR petr OR petro OR petrov OR petrow OR petrowna OR petri o.s.*" (Expand Search), "fop peterov OR per OR petr OR petrou OR petro OR petrow OR petrowna OR petri o.s.*" (Expand Search), "fop peterov OR per OR petr OR petrou OR petrov OR petro OR petrona OR petri 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 per) OR ((petr OR ((petrou OR petrov) OR (petrow OR petrowna))) OR petri)) o.s.*.