Perhaps you should try some spelling variations:
"fop petrov OR peteriov OR petero OR petri OR petroi OR petrui OR petr o.s.*" » "fop peterov OR peteriov OR petero OR peteri OR peteroi OR peterui OR peter o.s.*" (Expand Search), "fop petruov OR peteriov OR petero OR petrui OR petruoi OR petruui OR petru o.s.*" (Expand Search), "fop petroov OR peteriov OR petero OR petroi OR petrooi OR petroui 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 ((petrov OR peteriov) OR ((petero OR ((petri OR petroi) OR petrui)) OR petr)) o.s.*.