eeeee eener eenie eepee eerie einen einer einin eipri eirie eirin eizie ennin ennui enper enpeu enure enurn enzen epeen epene epine eppie epuni epure ereen erere erier ernei ernen ernie erzen erzin eupen eurre ezine ezinu ezrin i-pin ieiri iepe ieper ierei ierne ierzu iezer iiiee iiiii iiuni ineni inere ineri inini inipi inner innie inniu inpen inrun inure inurn iperu ipini ippee ippei ippen irene irinn irnen irpin irrep irupi iunre iurie izier izieu izzue n-p-n neere neez neeze neipu nenni neper neppe neree nerii nerre nerur neuen neuer neueu neuie neuin neuir neune neur- neure neuri nezer nezir niene niepe niere nieun niiip ninee niner ninur niper nipin nippu nipri nipup niriz nizer nizip nu-nu nunez nunni nunun nupen nupur nure- nurin nurri nurun p-n-p p-rep peein peene peere peeri peine peire peize pene- pener penii penin penne penni penre penup penur penzu pepee pepin peppe peppi pepup peren perer perez peri- perie perin perne perre perri perun perur peruz peure pezzi piein pieni piere pieri pierz pieup pieze piiri piner pinin pinn- pinne pinni pinre pinup piper pippi pipri pirie pirin pirne pirni pirre pirri pirui piruz piuri piuru pizze pizzi preen preez preie prein prene prepn preze prezi prien prier priez prine prinz prize pruen pruin prun- prune pruni pueri punee punie punne pupin puppe pupri puree puren purer purie purin purre puuri re-up reene reepe reere reeze reine reinu renee rener reni- renie renin renir renne renri renzi repen repin reppe repun rere- reree rerez rerip rerir rerun reuen reuer reuin reuir reune reuze rezen rezin rezip riein rieni rienz riner rinne rinzu ripen riper ripne rippe ripup ririe rirpu riuen riuer rizen rizzi rnpep rripe ruere rueun ruine ruiru runer runin runiz runne runup rupee ruper rupie rupin ruzin u-n-i u-nii uinen unerp unini uninn unipi unnun unnur unpen unpeu unpin unrep unrip unrun unurn unzip upenn upier uppen upper uppie uprun urien urin- urine urpin urupe ururi uuuuu uzein uzeir uzere zeenu zeine zener zenin zenne zenzi zeren zerre ziezi ziner zipin zippe zippr zipup zirin zizzi znin zu-zu zzzzz