Perhaps you should try some spelling variations:
"fop peterdi OR petruiv OR petro OR petrov OR petru OR peterio OR petr o.s.*" » "fop peterdi OR petruiv OR petri OR petriv OR petru OR peterio OR petr o.s.*" (Expand Search), "fop peterdi OR peteruiv OR petero OR peterov OR peteru OR peterio OR peter o.s.*" (Expand Search), "fop peterdi OR petriuiv OR petrio OR petriov OR petriu OR peterio OR petri o.s.*" (Expand Search), "fop peterdi OR peruiv OR pero OR perov OR peru OR peterio 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 ((peterdi OR petruiv) OR ((((petro OR petrov) OR petru) OR peterio) OR petr)) o.s.*.