Perhaps you should try some spelling variations:
"fop petriiv OR petruiiv OR periv OR peterov OR peteriu OR petruiu OR petr o.s.*" » "fop peteriiv OR peteruiiv OR periv OR peterov OR peteriu OR peteruiu OR peter o.s.*" (Expand Search), "fop petriiiv OR petriuiiv OR periv OR peterov OR peteriu OR petriuiu OR petri o.s.*" (Expand Search), "fop petruiiv OR petruuiiv OR periv OR peterov OR peteriu OR petruuiu 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 (((petriiv OR petruiiv) OR periv) OR ((peterov OR (peteriu OR petruiu)) OR petr)) o.s.*.