krur kubb kubc kube kubr kubu kucb kucc kuce kuci kucr kuei kuek kuen kueu kugb kuge kugn kugr kuic kuie kuik kuin kuke kuki kukk kukn kuku kunc kune kung kuni kunk kunr kunu kurb kure kuri kurk kurr kuru kuub kuuk kuur kuuu n-ii nbbc nbcc nbci nber nbic ncbc ncbi nccc ncci nccn nccr nccu ncec ncee ncen ncer ncgr ncnc ncrc ncre ncri ncue ncuk nebb nebe nebn nebr nebu necc nece neck necr neeb neei neen neer nege negi neic nein neir neke neku nene neng neni nenu nerc nere neri nerk nerr neru neuc neue neuk neun neur neuu ngen nger ngic ngri ngur nguu nibe nibi nicc nice nici nick nicu nien nier nigc nige nigg niir niiu nikc nike niki niku nine ning nini nire niru niue niur nkgb nngn nnnn nren nric nrrc nubc nube nubi nubk nuce nuci nuck nucu nuee nuer nuik nuin nuke nuki nuku nunc nune nung nunk nunn nurc nure nuri nurn nurr nuru nuuk rbbb rbbr rcbc rccb rccc rcgc rcic rcnr rcrg rebb rebe rebk rebu recc rece reci reck recr recu reeb reek reen rege regi regn regr regu reii reik rein reir reiu reke reki rene reng reni renk renn renu rere rerg reri reru reue reuk reuu rgbe rgbi rib- ribe ribu ricc rice rick riek rien rier rieu rige rigg rigi rigu riin rike riki rikk riku rine ring rink rinn rire riri riue rnbr rnie rnin rrrr rrun rubb rube rubi rubu ruce ruci ruck ruen ruer ruge rugg rugi ruin ruke ruki rukk rukn ruku runc rune rung runi runk runn rurc rure ruri ruru ruun u-ie ubbe ubbi ubek uber ubic ubii ubik ubir ucbc ucci ucin ucrc uein ueir ueki ugcc ugcg ugne ugni ugri ugur uguu uige uirr ukcc ukek ukeu uknc ukrc ukur unbe uncc unce uncg unci uneb unec unee unen uner ungu uni- unic unie unii unik unin unir unke unkn unne unni urbe urbi urci ure- urge urgi urgu urib uric urie urik urin uriu urke urne urni urre urri uruk urun urur uuen uuni uuri uuuu