Perhaps you should try some spelling variations:
"fop petriiv OR petri OR petru OR petr OR petriov OR peterio OR perio OR per o.s.*" » "fop petriiv OR petri OR pentru OR petr OR petriov OR peterio OR perio OR per o.s.*" (Expand Search), "fop peteriiv OR peteri OR peteru OR peter OR peteriov OR peterio OR perio OR per o.s.*" (Expand Search), "fop petroiiv OR petroi OR petrou OR petro OR petroiov OR peterio OR perio OR per o.s.*" (Expand Search), "fop petriiv OR petri OR petru OR petr OR petrov OR peterio OR perio 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 (petriiv OR ((((petri OR petru) OR (petr OR petriov)) OR (peterio OR perio)) OR per)) o.s.*.