Perhaps you should try some spelling variations:
"fop petriv OR periiv OR petroiv OR petru OR pentru OR petr OR peter o.s.*" » "fop petri OR periiv OR petroiv OR petru OR pentru OR petr OR peter o.s.*" (Expand Search), "fop petris OR periiv OR petroiv OR petru OR pentru OR petr OR peter o.s.*" (Expand Search), "fop petrov OR periiv OR petroiv OR petru OR pentru OR petr OR peter o.s.*" (Expand Search), "fop petriv OR periiv OR petrov OR petru OR pentru OR petr OR peter o.s.*" (Expand Search), "fop petriv OR periiv OR petroiv OR petri OR pentru OR petr OR peter o.s.*" (Expand Search), "fop petriiv OR periiv OR petrioiv OR petriu OR pentru OR petri OR peter o.s.*" (Expand Search), "fop petroiv OR periiv OR petrooiv OR petrou OR pentru OR petro OR peter o.s.*" (Expand Search), "fop periv OR periiv OR peroiv OR peru OR pentru OR per OR peter 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 (((petriv OR periiv) OR petroiv) OR ((petru OR pentru) OR (petr OR peter))) o.s.*.