eeeee eener eenie eepee eerie eevee eever efere eferi effer effie effin efrei efren einen einer einin eipri eirie eirin enfer enfin ennin enper enver envie epeen epene epine eppie ereen erere ereve erier eriff ernei ernen ernie erven ervie ervin even- evene eveni evere everi everr eveve evine evren feere feien feier feine fener fenin fenne fenni fepin feren ferie ferin ferr- ferre ferri fever fevre fieee fieni fieri fifer fifie fiini finer finif finne firee firei firen firer firie firre fiver freei freep freer frein freir freni frere frier frine fripp i-pin ieiri iepe ieper ierei ierne iever if-- ifere iffen ifin ifive iiiee iiiii ineni inere ineri infee infer infin infre inini inipi inner innie inpen inrev inver invie iperf ipini ippee ippei ippen irene irinn irnen irpin irrep irvin ivver n-p-n neere neeve nefen nefer neffe nefre neife neive nenni neper neppe neree nerii nerre nerv- nerve nervi neven never nevie nevin nevir nevre nevve niefe niene niepe niere nieve niiip ninee niner niper nipin nippv nipri niven niver nivre p-n-p p-rep peein peene peere peeri peeve peine peire pene- pener penev penii penin penne penni penre pepee pepin peppe peppi peren perer peri- perie perin perne perre perri perve piein pieni piere pieri pieve piiri piner pinin pinn- pinne pinni pinre piper pippi pipri pirie pirin pirne pirni pirre pirri piven pivie pivin pivni preef preen preff preie preif prein prene prepn preve prief prien prier prife prine prive reefe reene reepe reere reeve refen refer reffe refne reiff reine reive renee rener renfe reni- renie renin renir renne renri repen repin reppe rere- reree rerip rerir reven revep rever revie revin revir ri-fi riefe riein rieni rieve rifer riife riner rinne ripen riper ripne rippe ririe riven river rivne rnpep rperf rripe rvivr veere veeri veeve veien veine veire veive venee vener venev veni- venie venin venir venne vepen veper veren verie verin verne verni verre verri verve vever viene vieri viiri viner vinne vinni viper vipin virei viren virii virre virve viven viver vivi- vivir vivre vrine