Perhaps you should try some spelling variations:
"fop peteruv OR petriv OR peterv OR peteri OR petruo OR petruoio OR petr o.s.*" » "fop peteruv OR peteriv OR peterv OR peteri OR peteruo OR peteruoio OR peter o.s.*" (Expand Search), "fop peteruv OR petriiv OR peterv OR peteri OR petriuo OR petriuoio OR petri o.s.*" (Expand Search), "fop peteruv OR petruiv OR peterv OR peteri OR petruuo OR petruuoio 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 ((peteruv OR (petriv OR peterv)) OR (((peteri OR petruo) OR petruoio) OR petr)) o.s.*.