krrr kruc krue krui kruk krul krun krur kubb kubc kube kubr kubu kucb kucc kuce kuci kucr kuei kuek kuel kuen kueu kuic kuie kuik kuil kuin kuke kuki kukk kukl kukn kuku kulb kule kuli kull kuln kulu kunc kune kuni kunk kunr kunu kurb kure kuri kurk kurl kurr kuru kuub kuuk kuul kuur kuuu lbcc lblr lcbc lccc lcce lcer lcrl le-u lebu lece leck leek leel leen leer leib leic leie leik leil lein leir leke leki lekk lele leli lell lelu lene leni lenk lenn lerc lere lerk lern leuc leuk leun leur libc libe libr libu lice lick licr lieb liek liel lien lier lieu liii liin liir like liku lilb lile lili lill lilu linc line link linn lirc lire liri lirk lirl lirn lirr liru liue liun llcc lleu lllc llll lncr lner lnnk lric lrne lrrc lrrr lube luce luci luck luer luik luin luke luki lule luli lull lulu lune luni lunk lunn lure luri lurk luuk n-ii nbbc nbcc nbci nber nbic ncbc ncbi nccc ncci nccn nccr nccu ncec ncee ncel ncen ncer nclc ncln nclr ncnc ncrc ncre ncri ncue ncuk nebb nebe nebn nebr nebu necc nece neck necr neeb neei neel neen neer neic neil nein neir neke neku nelc nele neli nell nene neni nenu nerc nere neri nerk nerl nerr neru neuc neue neuk neun neur neuu nibe nibi nicc nice nici nick nicl nicu niel nien nier niir niiu nikc nike niki niku nile nili nilk nill nilu nine nini ninl nire niru niue niur nlcc nlec nler nlic nlrb nnnn nren nric nrlb nrrc nrrl nubc nube nubi nubk nubl nuce nuci nuck nucu nuee nuel nuer nuik nuin nuke nuki nuku nule nuli null nunc nune nunk nunn nurc nure nuri nurl nurn nurr nuru nuuk rbbb rbbr rbcl rble rcbc rccb rccc rcic rcle rcnl rcnr rebb rebe rebk rebu recc rece reci reck recr recu reeb reek reel reen reii reik reil rein reir reiu reke reki relb rele rell rene reni renk renn renu rere reri reru reue reuk reul reuu rib- ribe ribu ricc rice rick riek riel rien rier rieu riin rike riki rikk riku rile rill rilu rine rink rinn rire riri riue rlee rleu rlin rnbr rnie rnin rnli rrle rrrr rrun rubb rube rubi rubu ruce ruci ruck ruel ruen ruer ruin ruke ruki rukk rukn ruku rule rulk rull runc rune runi runk runn rurc rure ruri ruru ruun u-ie ubbe ubbi ubek uber ubic ubii ubik ubir uble ubli ucbc ucci ucel ucil ucin ucrc uein ueir ueki uele ueli uell uile uirr ukcc ukek ukeu uknc ukrc ukur ulbc ulcc uleb ulee ulek ulen ulic ulie ulik ulle ulli ullr ulne uluk ulul unbe uncc unce unci uncl uneb unec unee unen uner uni- unic unie unii unik unin unir unke unkl unkn unle unne unni urbe urbi urci ure- urib uric urie urik urin uriu urke urle urne urni urre urri uruk urun urur uuen uulu uuni uuri uuuu