Perhaps you should try some spelling variations:
"fop petriov OR petroiov OR petrov OR peteroiov OR petriu OR petriu OR petr o.s.*" » "fop peteriov OR peteroiov OR peterov OR peteroiov OR peteriu OR peteriu OR peter o.s.*" (Expand Search), "fop petriiov OR petrioiov OR petriov OR peteroiov OR petriiu OR petriiu OR petri o.s.*" (Expand Search), "fop petruiov OR petruoiov OR petruov OR peteroiov OR petruiu OR petruiu 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 ((petroiov OR petrov) OR peteroiov)) OR ((petriu OR petriu) OR petr)) o.s.*.