Perhaps you should try some spelling variations:
"fop petruov OR peterov OR petero OR petruiuo OR petruiuo OR peteruiuo OR petr o.s.*" » "fop peteruov OR peterov OR petero OR peteruiuo OR peteruiuo OR peteruiuo OR peter o.s.*" (Expand Search), "fop petriuov OR peterov OR petero OR petriuiuo OR petriuiuo OR peteruiuo OR petri o.s.*" (Expand Search), "fop petruuov OR peterov OR petero OR petruuiuo OR petruuiuo OR peteruiuo 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 ((petruov OR peterov) OR ((petero OR (petruiuo OR (petruiuo OR peteruiuo))) OR petr)) o.s.*.