Perhaps you should try some spelling variations:
"fop petriov OR petriv OR petroio OR petroi OR petru OR petr OR peter o.s.*" » "fop petrov OR petriv OR petroio OR petroi OR petru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petri OR petroio OR petroi OR petru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petris OR petroio OR petroi OR petru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petrov OR petroio OR petroi OR petru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petriv OR petrio OR petri OR petru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petriv OR petroo OR petro OR petru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petriv OR petrovo OR petrov OR petru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petriv OR petroio OR petroi OR pentru OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petriv OR petroio OR petroi OR petri OR petr OR peter o.s.*" (Expand Search), "fop petriiov OR petriiv OR petrioio OR petrioi OR petriu OR petri OR peter o.s.*" (Expand Search), "fop petroiov OR petroiv OR petrooio OR petrooi OR petrou OR petro OR peter o.s.*" (Expand Search), "fop periov OR periv OR peroio OR peroi 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 ((petriov OR petriv) OR ((petroio OR (petroi OR petru)) OR (petr OR peter))) o.s.*.