Perhaps you should try some spelling variations:
"fop peterov OR petruv OR petriouiiov OR peteru OR peterio OR peterio OR petr o.s.*" » "fop peterov OR peteruv OR peteriouiiov OR peteru OR peterio OR peterio OR peter o.s.*" (Expand Search), "fop peterov OR petriuv OR petriiouiiov OR peteru OR peterio OR peterio OR petri o.s.*" (Expand Search), "fop peterov OR petruuv OR petruiouiiov OR peteru OR peterio OR peterio 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 petruv) OR petriouiiov) OR ((peteru OR (peterio OR peterio)) OR petr)) o.s.*.