Perhaps you should try some spelling variations:
"fop petriov OR pero OR petrio OR petri OR petru OR peterio OR petr OR peter o.s.*" » "fop petrov OR pero OR petrio OR petri OR petru OR peterio OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petro OR petrio OR petri OR petru OR peterio OR petr OR peter o.s.*" (Expand Search), "fop petriov OR per OR petrio OR petri OR petru OR peterio OR petr OR peter o.s.*" (Expand Search), "fop petriov OR pro OR petrio OR petri OR petru OR peterio OR petr OR peter o.s.*" (Expand Search), "fop petrisv OR pero OR petris OR petri OR petru OR peterio OR petr OR peter o.s.*" (Expand Search), "fop petrov OR pero OR petro OR petri OR petru OR peterio OR petr OR peter o.s.*" (Expand Search), "fop petriov OR pero OR petrio OR petri OR pentru OR peterio OR petr OR peter o.s.*" (Expand Search), "fop petroiov OR pero OR petroio OR petroi OR petrou OR peterio OR petro OR peter o.s.*" (Expand Search), "fop periov OR pero OR perio OR peri OR peru OR peterio OR per OR peter 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 (petrio OR petri)) OR petru) OR peterio) OR (petr OR peter))) o.s.*.