Perhaps you should try some spelling variations:
"fop peterov OR petruov OR petruuuov OR peteruo OR petriov OR petriov OR petr o.s.*" » "fop peterov OR peteruov OR peteruuuov OR peteruo OR peteriov OR peteriov OR peter o.s.*" (Expand Search), "fop peterov OR petriuov OR petriuuuov OR peteruo OR petriiov OR petriiov OR petri o.s.*" (Expand Search), "fop peterov OR petruuov OR petruuuuov OR peteruo OR petruiov OR petruiov 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 ((peterov OR (petruov OR petruuuov)) OR ((peteruo OR (petriov OR petriov)) OR petr)) o.s.*.