Perhaps you should try some spelling variations:
"fop petruiv OR petrouiv OR petrov OR peterouiv OR peteri OR petrio OR petr o.s.*" » "fop peteruiv OR peterouiv OR peterov OR peterouiv OR peteri OR peterio OR peter o.s.*" (Expand Search), "fop petriuiv OR petriouiv OR petriov OR peterouiv OR peteri OR petriio OR petri o.s.*" (Expand Search), "fop petruuiv OR petruouiv OR petruov OR peterouiv OR peteri OR petruio 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 ((petruiv OR ((petrouiv OR petrov) OR peterouiv)) OR ((peteri OR petrio) OR petr)) o.s.*.