Perhaps you should try some spelling variations:
"fop peteriiv OR peterdi OR petrv OR petrouv OR pero OR petroi OR petr o.s.*" » "fop peteriiv OR peterdi OR peterv OR peterouv OR pero OR peteroi OR peter o.s.*" (Expand Search), "fop peteriiv OR peterdi OR petriv OR petriouv OR pero OR petrioi OR petri o.s.*" (Expand Search), "fop peteriiv OR peterdi OR petruv OR petruouv OR pero OR petruoi 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 (((peteriiv OR peterdi) OR (petrv OR petrouv)) OR ((pero OR petroi) OR petr)) o.s.*.