Perhaps you should try some spelling variations:
"fop petriov OR peterv OR petruv OR petriv OR peteriv OR petriiiuo OR petr o.s.*" » "fop peteriov OR peterv OR peteruv OR peteriv OR peteriv OR peteriiiuo OR peter o.s.*" (Expand Search), "fop petriiov OR peterv OR petriuv OR petriiv OR peteriv OR petriiiiuo OR petri o.s.*" (Expand Search), "fop petruiov OR peterv OR petruuv OR petruiv OR peteriv OR petruiiiuo 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 ((petriov OR ((peterv OR petruv) OR (petriv OR peteriv))) OR (petriiiuo OR petr)) o.s.*.