Perhaps you should try some spelling variations:
"fop petruiv OR petro OR petrio OR peteru OR per OR petr OR petru o.s.*" » "fop petruiv OR petrov OR petrio OR peteru OR per OR petr OR petru o.s.*" (Expand Search), "fop petruiv OR petri OR petrio OR peteru OR per OR petr OR petru o.s.*" (Expand Search), "fop pentruiv OR petro OR petrio OR peteru OR per OR petr OR pentru o.s.*" (Expand Search), "fop petriiv OR petro OR petrio OR peteru OR per OR petr OR petri 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 (petruiv OR ((((petro OR petrio) OR peteru) OR per) OR (petr OR petru))) o.s.*.