Perhaps you should try some spelling variations:
"fop peroov OR petrov OR petru OR pentru OR peterou OR petr OR petri o.s.*" » "fop peroov OR petro OR petru OR pentru OR peterou OR petr OR petri o.s.*" (Expand Search), "fop peroov OR peterov OR peteru OR pentru OR peterou OR peter OR peteri o.s.*" (Expand Search), "fop peroov OR petroov OR petrou OR pentru OR peterou OR petro OR petroi o.s.*" (Expand Search), "fop peroov OR perov OR peru OR pentru OR peterou OR per 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 ((peroov OR petrov) OR (((petru OR pentru) OR peterou) OR (petr OR petri))) o.s.*.