Perhaps you should try some spelling variations:
"fop petriuv OR peterv OR petero OR peterio OR petrou OR peruo OR petr o.s.*" » "fop peteriuv OR peterv OR petero OR peterio OR peterou OR peruo OR peter o.s.*" (Expand Search), "fop petriiuv OR peterv OR petero OR peterio OR petriou OR peruo OR petri o.s.*" (Expand Search), "fop petruiuv OR peterv OR petero OR peterio OR petruou OR peruo 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 ((petriuv OR peterv) OR ((((petero OR peterio) OR petrou) OR peruo) OR petr)) o.s.*.