Perhaps you should try some spelling variations:
"fop petruv OR petruuv OR petris OR petriio OR perio OR petr OR petru OR per o.s.*" » "fop petrov OR petruuv OR petris OR petriio OR perio OR petr OR petru OR per o.s.*" (Expand Search), "fop petruv OR petruuv OR petri OR petriio OR perio OR petr OR petru OR per o.s.*" (Expand Search), "fop peteruv OR peteruuv OR peteris OR peteriio OR perio OR peter OR peteru OR per o.s.*" (Expand Search), "fop petriuv OR petriuuv OR petriis OR petriiio OR perio OR petri OR petriu OR per o.s.*" (Expand Search), "fop petrouv OR petrouuv OR petrois OR petroiio OR perio OR petro OR petrou OR per o.s.*" (Expand Search), "fop pentruv OR pentruuv OR petris OR petriio OR perio OR petr OR pentru OR per o.s.*" (Expand Search), "fop petriv OR petriuv OR petris OR petriio 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 ((petruv OR petruuv) OR (((petris OR petriio) OR perio) OR (petr OR (petru OR per)))) o.s.*.