Perhaps you should try some spelling variations:
"fop peterov OR petrv OR petro OR petru OR petrio OR petruo OR peteruo OR petr o.s.*" » "fop peterov OR petrv OR petrov OR petru OR petrio OR petruo OR peteruo OR petr o.s.*" (Expand Search), "fop peterov OR petrv OR petri OR petru OR petrio OR petruo OR peteruo OR petr o.s.*" (Expand Search), "fop peterov OR peterv OR petero OR peteru OR peterio OR peteruo OR peteruo OR peter o.s.*" (Expand Search), "fop peterov OR petriv OR petrio OR petriu OR petriio OR petriuo OR peteruo OR petri o.s.*" (Expand Search), "fop peterov OR perv OR pero OR peru OR perio OR peruo OR peteruo OR per 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 petrv) OR ((((petro OR petru) OR petrio) OR (petruo OR peteruo)) OR petr)) o.s.*.