Perhaps you should try some spelling variations:
"fop petriv OR peteriv OR peterov OR petru OR periu OR periiu OR petr o.s.*" » "fop peteriv OR peteriv OR peterov OR peteru OR periu OR periiu OR peter o.s.*" (Expand Search), "fop petriiv OR peteriv OR peterov OR petriu OR periu OR periiu OR petri o.s.*" (Expand Search), "fop petroiv OR peteriv OR peterov OR petrou OR periu OR periiu OR petro 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 ((petriv OR peteriv) OR ((peterov OR ((petru OR periu) OR periiu)) OR petr)) o.s.*.