Perhaps you should try some spelling variations:
"fop periv OR petriu OR periui OR petruui OR peteri OR petr OR peter OR petri o.s.*" » "fop periv OR petru OR periui OR petruui OR peteri OR petr OR peter OR petri o.s.*" (Expand Search), "fop periv OR petris OR periui OR petruui OR peteri OR petr OR peter OR petri o.s.*" (Expand Search), "fop periv OR petriu OR periui OR petruui OR peterdi OR petr OR peter OR petri o.s.*" (Expand Search), "fop periv OR petriu OR periui OR petruui OR peters OR petr OR peter OR petri o.s.*" (Expand Search), "fop periv OR petruiu OR periui OR petruuui OR peteri OR petru OR peter OR petrui o.s.*" (Expand Search), "fop periv OR petroiu OR periui OR petrouui OR peteri OR petro OR peter OR petroi o.s.*" (Expand Search), "fop periv OR periu OR periui OR peruui OR peteri OR per OR peter OR peri 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 (periv OR (((petriu OR (periui OR petruui)) OR peteri) OR ((petr OR peter) OR petri))) o.s.*.