Perhaps you should try some spelling variations:
"fop petriov OR peterov OR petriv OR petriv OR petero OR petr OR peter o.s.*" » "fop petrov OR peterov OR petriv OR petriv OR petero OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petrov OR petriv OR petriv OR petero OR petr OR peter o.s.*" (Expand Search), "fop petriov OR peterov OR petri OR petri OR petero OR petr OR peter o.s.*" (Expand Search), "fop petriov OR peterov OR petris OR petris OR petero OR petr OR peter o.s.*" (Expand Search), "fop petriov OR peterov OR petrov OR petrov OR petero OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petersv OR petriv OR petriv OR peters OR petr OR peter o.s.*" (Expand Search), "fop petriov OR petrov OR petriv OR petriv OR petro OR petr OR peter o.s.*" (Expand Search), "fop petriiov OR peterov OR petriiv OR petriiv OR petero OR petri OR peter o.s.*" (Expand Search), "fop petruiov OR peterov OR petruiv OR petruiv OR petero OR petru OR peter o.s.*" (Expand Search), "fop petroiov OR peterov OR petroiv OR petroiv OR petero OR petro 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 peterov) OR petriv) OR petriv) OR (petero OR (petr OR peter))) o.s.*.