Perhaps you should try some spelling variations:
"fop peterov OR petriov OR petriiv OR petrv OR petruv OR petrio OR petr o.s.*" » "fop peterov OR peteriov OR peteriiv OR peterv OR peteruv OR peterio OR peter o.s.*" (Expand Search), "fop peterov OR petriiov OR petriiiv OR petriv OR petriuv OR petriio OR petri o.s.*" (Expand Search), "fop peterov OR petruiov OR petruiiv OR petruv OR petruuv OR petruio 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 petriov) OR petriiv) OR (petrv OR petruv)) OR (petrio OR petr)) o.s.*.