Perhaps you should try some spelling variations:
"fop petrv OR petriv OR petr OR petru OR petrov OR petrv o.s.*" » "fop petri OR petriv OR petr OR petru OR petrov OR petri o.s.*" (Expand Search), "fop petro OR petriv OR petr OR petru OR petrov OR petro o.s.*" (Expand Search), "fop petra OR petriv OR petr OR petru OR petrov OR petra o.s.*" (Expand Search), "fop petrv OR petri OR petr OR petru OR petrov OR petrv o.s.*" (Expand Search), "fop petrv OR petris OR petr OR petru OR petrov OR petrv o.s.*" (Expand Search), "fop peterv OR peteriv OR peter OR peteru OR peterov OR peterv o.s.*" (Expand Search), "fop petriv OR petriiv OR petri OR petriu OR petriov OR petriv o.s.*" (Expand Search), "fop petrov OR petroiv OR petro OR petrou OR petroov OR petrov o.s.*" (Expand Search), "fop petrv OR petriv OR petr OR pentru OR petrov OR petrv o.s.*" (Expand Search), "fop petrv OR petriv OR petr OR petri OR petrov OR petrv o.s.*" (Expand Search), "fop petrv OR petriv OR petr OR petru OR petro OR petrv 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 (petrv OR (petriv OR ((petr OR petru) OR (petrov OR petrv)))) o.s.*.