Perhaps you should try some spelling variations:
"fop petruv OR peteruv OR petrov OR petri OR peteruui OR peruui OR petr o.s.*" » "fop petruv OR peteruv OR petrov OR petri OR peterdi OR peruui OR petr o.s.*" (Expand Search), "fop peteruv OR peteruv OR peterov OR peteri OR peteruui OR peruui OR peter o.s.*" (Expand Search), "fop petruuv OR peteruv OR petruov OR petrui OR peteruui OR peruui OR petru o.s.*" (Expand Search), "fop petrouv OR peteruv OR petroov OR petroi OR peteruui OR peruui 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 ((petruv OR peteruv) OR ((petrov OR (petri OR (peteruui OR peruui))) OR petr)) o.s.*.