neur neuu nhcc nheb nhhs nhis nhnn nhrc nhsc nibe nibi nibs nicc nice nich nici nics nicu nien nier nies nihe niir niiu nine ninh nini nins nire nirs niru nise nish nisi niss nisu niue niur nnes nnhs nnnn nnss nrcs nren nrhs nric nrrc nrsc nscc nscs nseb nsec nser nshs nsic nsin nsis nsnr nsrc nssb nssc nsse nssr nsss nsub nubc nube nubi nubs nuce nuch nuci nucs nucu nuee nuer nuhi nuin nunc nune nunn nuns nurc nure nuri nurn nurr nurs nuru nuse nush nusi nuss nusu rbbb rbbr rbbs rbhs rbis rbss rcbc rccb rccc rccs rchb rchs rcic rcis rcnr rcsc rcsi rcss rebb rebe rebs rebu recc rece rech reci recr recs recu reeb reen rees rehb rehe rehi rehn rehs reii rein reir reis reiu rene reni renn rens renu rere reri rers reru rese resh resi resn ress reue reus reuu rhce rheb rhee rhen rhes rhhs rhib rhin rhue rhun rhus rib- ribe ribs ribu ricc rice rich rics rien rier ries rieu rihs riin riis rine rinn rire riri rirs risc rise rish risi riss risu riue rius rnbr rncs rnie rnin rnsh rrhs rrrr rrun rsbi rscc rsch rscn rscs rsee rshs rsis rsnn rsnr rsre rubb rube rubi rubs rubu ruce ruch ruci ruen ruer rues ruhe ruhh ruhi ruhn ruhr ruhs ruin ruis runc rune runi runn runs rurc rure ruri rurs ruru ruse rush rusi russ rusu ruun s-ib s-ic s-ii sbbs sbcc sbcs sber sbhc sbhs sbic sbse sbsi sbus scbi sccc scce sccs scec scee scer sch- sche schh schi schr schs sci- scic scie scin scir scis scnr scr- scrc scre scri scrn scrs scsc scsh scsi scsn scsr scsu scub scun scur se-c se-e se-h se-i se-n se-s se-u sebe sebi sebs sec- secc sece sech secn secr secs secu seeb seec seeh seen seer sees seeu sehe sehr sehs seie seih seii sein seir seis seiu sene seni senn senr sens serb serc sere seri sern serr sers seru sesc sese sesh sesi sess seui seur shbs shcc she- sheb shee sheh shen sher shes sheu shhh shhs shib shie shih shii shin shir shis shiu shne shre shri shrs shsc shub shue shui shun shur shus shuu sibc sibe sibi sibs sibu sicc sice sich sici sics sicu siec sien sier sies sihi sihr sihs sihu sine sinh sini sinn sins sinu sirc sire siri sirr sirs siru sisc sise sish sisi siss sisu siue siui sius sncc sneb snee sneh sner snes snhs snib snie snir snns snrs snub snur snus srbc srcc srch sreb srec sres srhs srib sris srni srnn srub ssbn ssbr sscc ssce ssci sscs ssec ssee sses sshs ssin ssis ssns ssrc ssri ssrs sssb sssc sssh sssi ssss sub- subb subh subi subs suc- succ such suci sucr sucs suee suen suer sues sueu suhb suhi suhr suie suin suir suis sun- sunb sune suni sunn suns sunu sur- surc sure suri surn surr surs suru sus- suse susi suss susu suus u-ie ubbe ubbi uber ubic ubii ubir ubis ucbc ucci uces uche uchi uchs ucin ucrc ucsb ucsc ucsu uein ueir uers uesn uess uher uhrs uhss uhuh uies uirr uise unbe uncc unce unch unci uncs uneb unec unee unen uner unes uni- unic unie unii unin unir unis unne unni unns unrs uns- unsc unus urbe urbi urbs urch urci ure- ureh ures urib uric urie urin uris uriu urne urni urns urre urrh urri urse ursi urss ursu urun urur urus usbc usbe usbr usbs uscc usce usch uscs usee usen user uses ushi ushr ushs ushu usie usin usis usnc usnr usnu ussb ussc usse ussr usss ussu usui usun usus uuen uuni uuri uusi uuuu