Perhaps you should try some spelling variations:
"fop peteriv OR petro OR petriiu OR petruv OR peteriov OR peruiov OR petr o.s.*" » "fop peteriv OR petrov OR petriiu OR petruv OR peteriov OR peruiov OR petr o.s.*" (Expand Search), "fop peteriv OR petri OR petriiu OR petruv OR peteriov OR peruiov OR petr o.s.*" (Expand Search), "fop peteriv OR petru OR petriiu OR petruv OR peteriov OR peruiov OR petr o.s.*" (Expand Search), "fop peteriv OR petro OR petriiu OR petruv OR petrov OR peruiov OR petr o.s.*" (Expand Search), "fop peteriv OR petero OR peteriiu OR peteruv OR peteriov OR peruiov OR peter o.s.*" (Expand Search), "fop peteriv OR petrio OR petriiiu OR petriuv OR peteriov OR peruiov OR petri o.s.*" (Expand Search), "fop peteriv OR petruo OR petruiiu OR petruuv OR peteriov OR peruiov 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 (peteriv OR (((petro OR petriiu) OR (petruv OR (peteriov OR peruiov))) OR petr)) o.s.*.