Perhaps you should try some spelling variations:
"fop peteriv OR petriov OR peteriov OR petro OR petru OR peteruo OR petr o.s.*" » "fop peteriv OR petriov OR petrov OR petro OR petru OR peteruo OR petr o.s.*" (Expand Search), "fop peteriv OR petriov OR peteriov OR petrov OR petru OR peteruo OR petr o.s.*" (Expand Search), "fop peteriv OR petriov OR peteriov OR petri OR petru OR peteruo OR petr o.s.*" (Expand Search), "fop peteriv OR peteriov OR peteriov OR petero OR peteru OR peteruo OR peter o.s.*" (Expand Search), "fop peteriv OR petriiov OR peteriov OR petrio OR petriu OR peteruo OR petri o.s.*" (Expand Search), "fop peteriv OR periov OR peteriov OR pero OR peru 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 ((peteriv OR (petriov OR peteriov)) OR (((petro OR petru) OR peteruo) OR petr)) o.s.*.