Permutations For NIPRE

Here are all the permutations for the letters NIPRE.

nipre niper nirpe nirep niepr nierp npire npier nprie nprei npeir nperi nripe nriep nrpie nrpei nreip nrepi neipr neirp nepir nepri nerip nerpi inpre inper inrpe inrep inepr inerp ipnre ipner iprne ipren ipenr ipern irnpe irnep irpne irpen irenp irepn ienpr ienrp iepnr ieprn iernp ierpn pnire pnier pnrie pnrei pneir pneri pinre piner pirne piren pienr piern prnie prnei prine prien preni prein penir penri peinr peirn perni perin rnipe rniep rnpie rnpei rneip rnepi rinpe rinep ripne ripen rienp riepn rpnie rpnei rpine rpien rpeni rpein renip renpi reinp reipn repni repin enipr enirp enpir enpri enrip enrpi einpr einrp eipnr eiprn eirnp eirpn epnir epnri epinr epirn eprni eprin ernip ernpi erinp eripn erpni erpin