Perhaps you should try some spelling variations:
"fop petriov OR pero OR petriu OR petriiu OR petero OR peru OR petrio OR petr o.s.*" » "fop petriov OR pero OR petriu OR petriiu OR petero OR petru OR petrio OR petr o.s.*" (Expand Search), "fop petriov OR pero OR petriu OR petriiu OR petero OR per OR petrio OR petr o.s.*" (Expand Search), "fop peteriov OR pero OR peteriu OR peteriiu OR petero OR peru OR peterio OR peter o.s.*" (Expand Search), "fop petriiov OR pero OR petriiu OR petriiiu OR petero OR peru OR petriio OR petri o.s.*" (Expand Search), "fop petruiov OR pero OR petruiu OR petruiiu OR petero OR peru OR petruio 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 (petriov OR (((((pero OR (petriu OR petriiu)) OR petero) OR peru) OR petrio) OR petr)) o.s.*.