Perhaps you should try some spelling variations:
"fop peterov OR petruv OR petruuv OR petriuuuuv OR petero OR petruuuo OR petr o.s.*" » "fop peterov OR peteruv OR peteruuv OR peteriuuuuv OR petero OR peteruuuo OR peter o.s.*" (Expand Search), "fop peterov OR petriuv OR petriuuv OR petriiuuuuv OR petero OR petriuuuo OR petri o.s.*" (Expand Search), "fop peterov OR petruuv OR petruuuv OR petruiuuuuv OR petero OR petruuuuo 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 (petruv OR (petruuv OR petriuuuuv))) OR ((petero OR petruuuo) OR petr)) o.s.*.