Perhaps you should try some spelling variations:
"fop petrou OR peterou OR petruuuv OR petris OR perio OR petr OR petru OR per o.s.*" » "fop petro OR peterou OR petruuuv OR petris OR perio OR petr OR petru OR per o.s.*" (Expand Search), "fop petrov OR peterou OR petruuuv OR petris OR perio OR petr OR petru OR per o.s.*" (Expand Search), "fop petrow OR peterou OR petruuuv OR petris OR perio OR petr OR petru OR per o.s.*" (Expand Search), "fop petrou OR peterou OR petruuuv OR petri OR perio OR petr OR petru OR per o.s.*" (Expand Search), "fop peterou OR peterou OR peteruuuv OR peteris OR perio OR peter OR peteru OR per o.s.*" (Expand Search), "fop petriou OR peterou OR petriuuuv OR petriis OR perio OR petri OR petriu OR per o.s.*" (Expand Search), "fop petroou OR peterou OR petrouuuv OR petrois OR perio OR petro OR petrou OR per o.s.*" (Expand Search), "fop petrou OR peterou OR pentruuuv OR petris OR perio OR petr OR pentru OR per o.s.*" (Expand Search), "fop petrou OR peterou OR petriuuv OR petris OR perio OR petr OR petri 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 (((petrou OR peterou) OR petruuuv) OR ((petris OR perio) OR (petr OR (petru OR per)))) o.s.*.