Perhaps you should try some spelling variations:
"fop peterov OR peterv OR petruv OR petruiiv OR petruuuv OR petruuuv OR petr o.s.*" » "fop peterov OR peterv OR peteruv OR peteruiiv OR peteruuuv OR peteruuuv OR peter o.s.*" (Expand Search), "fop peterov OR peterv OR petriuv OR petriuiiv OR petriuuuv OR petriuuuv OR petri o.s.*" (Expand Search), "fop peterov OR peterv OR petruuv OR petruuiiv OR petruuuuv OR petruuuuv 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 ((peterv OR petruv) OR petruiiv)) OR (petruuuv OR petruuuv)) OR petr) o.s.*.