Perhaps you should try some spelling variations:
"fop peterov OR petriov OR petrou OR petriiou OR petruiou OR petriu OR petr o.s.*" » "fop peterov OR peteriov OR peterou OR peteriiou OR peteruiou OR peteriu OR peter o.s.*" (Expand Search), "fop peterov OR petriiov OR petriou OR petriiiou OR petriuiou OR petriiu OR petri o.s.*" (Expand Search), "fop peterov OR petruiov OR petruou OR petruiiou OR petruuiou 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 ((peterov OR petriov) OR (((petrou OR (petriiou OR petruiou)) OR petriu) OR petr)) o.s.*.