Perhaps you should try some spelling variations:
"fop peterov OR petruv OR petriov OR petruiv OR petriv OR petro OR petr o.s.*" » "fop peterov OR petruv OR petriov OR petruiv OR petriv OR petrov OR petr o.s.*" (Expand Search), "fop peterov OR petruv OR petriov OR petruiv OR petriv OR petri OR petr o.s.*" (Expand Search), "fop peterov OR petruv OR petriov OR petruiv OR petriv OR petru OR petr o.s.*" (Expand Search), "fop peterov OR peteruv OR peteriov OR peteruiv OR peteriv OR petero OR peter o.s.*" (Expand Search), "fop peterov OR petriuv OR petriiov OR petriuiv OR petriiv OR petrio OR petri o.s.*" (Expand Search), "fop peterov OR petruuv OR petruiov OR petruuiv OR petruiv OR petruo OR petru 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 (((((peterov OR petruv) OR petriov) OR petruiv) OR petriv) OR (petro OR petr)) o.s.*.