Perhaps you should try some spelling variations:
"fop petruv OR petruiuv OR petruiuv OR petrio OR petru OR petr OR peter o.s.*" » "fop petrov OR petruiuv OR petruiuv OR petrio OR petru OR petr OR peter o.s.*" (Expand Search), "fop petruv OR petruiuv OR petruiuv OR petri OR petru OR petr OR peter o.s.*" (Expand Search), "fop petruv OR petruiuv OR petruiuv OR petris OR petru OR petr OR peter o.s.*" (Expand Search), "fop petruv OR petruiuv OR petruiuv OR petro OR petru OR petr OR peter o.s.*" (Expand Search), "fop pentruv OR pentruiuv OR pentruiuv OR petrio OR pentru OR petr OR peter o.s.*" (Expand Search), "fop petriv OR petriiuv OR petriiuv OR petrio OR petri OR petr OR peter o.s.*" (Expand Search), "fop petriuv OR petriuiuv OR petriuiuv OR petriio OR petriu OR petri OR peter o.s.*" (Expand Search), "fop petrouv OR petrouiuv OR petrouiuv OR petroio OR petrou OR petro OR peter o.s.*" (Expand Search), "fop peruv OR peruiuv OR peruiuv OR perio OR peru 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 ((petruv OR (petruiuv OR petruiuv)) OR ((petrio OR petru) OR (petr OR peter))) o.s.*.