-nik bbbb bbbs bbci bbin bbrc bcbc bcbs bccc bcci bccs bcis bcnu bcrs bcru bcsc bcsn bcss bcuc bibb bibi bibs bicc bici bick bics biin biis biku bin- binc bini bink binn bins binu birb biri birk birn birr birs biru bis- bisc bisk biss bisu bnib bnin bnrr bnss brcb bric brik brin bris brkb brns brrr brrs brsb brsr bruc brun brus bsci bscs bsic bsin bsns bssc bubb bubi bubs bubu bucc buci buck bucs bucu buic buik buin buir buis buiu buki bukk buku bunb buni bunk bunn buns bunu bur- burb buri burk burn burr burs buru busc busi busk buss busu buus cbbc cbbs cbcc cbcn cbcr cbcs cbcu cbir cbkn cbkr cbrn cbsc cbsi cbsn cbus ccbc ccbn cccb cccc ccci cccs cccu ccic ccii ccir ccis ccnb ccnc ccni ccnr ccns ccnu ccrc ccri ccrs ccsi ccsn ccss ccuc ccus cibc cibi cicc cici cicr cics cicu ciii ciis cikr cin- cinc cini cink cirb circ ciri cirk cirr cirs cis- cisc cisk cisn cisr ciss ciuc cius ckbc ckbi ckck ckcs ckin cknb cknc ckns ckrc cksb cnbc cnci cnib cnic cnki cnrc cnrr cnss crbc crbu crcc crcr crib cric crik crin cris criu crkc crns crss crub cruk crun crus cscb cscc csci cscr cscs csib csik csir csis csks csrc csrs cssr csur csus cub- cubb cubi cubs cucc cuci cuck cucn cui- cuin cuir cuis cuk- curb curi curn curr curs cusb cusk cuss cusu ibcs ibis ibns ibrc ibri ibsn ibss ibus icbc icbs iccb iccc icci iccn iccr iccs iccu icis icks icnb icnc icns icrc icrr icrs icru icsb icsc icsi icsr icss icub icus iiii iiis iirc iirs iisc iisi iisr iisu iiuc ikin ikki ikri iksu incb inci incr incs inis inki inks inni innr inns innu inri inrs insc inss insu inui inuk inun inus ircc ircs ircu iri- iric irin iris irki irks irrc irri irrs irun irus isbn iscc isci iscn iscr iscs iscu isic isin isis isku isri issc issi issr isss issu isus iucc iuiu iuss k-ci kbbb kbbc kbbi kbbk kbbr kbbs kbbu kbcb kbci kbck kbcr kbcs kbcu kbib kbic kbik kbis kbiu kbkb kbkk kbkr kbnn kbnr kbnu kbrb kbrc kbri kbrk kbrn kbru kbsb kbsi kbsk kbsn kbsr kbss kbsu kbub kbuc kbuk kbun kbur kbus kbuu kcbc kcbi kcbk kcbr kcbs kcbu kccb kccc kcci kcck kccr kccu kcic kcii kcin kcir kcis kciu kckc kckk kckn kckr kcnb kcni kcnr kcns kcrc kcri kcrn kcrr kcrs kcru kcsb kcsc kcsi kcsn kcsr kcss kcsu kcub kcui kcuk kibb kibc kibi kibr kibs kibu kicb kicc kick kicr kics kiic kiii kiik kiis kiiu kikc kiki kikk kikr kiku kin- kinb kinc kini kink kinn kins kinu kirb kirc kiri kirk kirn kirr kirs kiru kisc kisi kisk kisn kisr kiss kisu kiun kiur kiuu kkbb kkbi kkbn kkbr kkbs kkcb kkci kkck kkcn kkcr kkcs kkic kkik kkin kkkk kknb kkni kknn kkns kknu kkrb kkrc kkrk kkrn kkrr kkrs kksi kksn kksr kkss kksu kkus kkuu knbb knbc knbn knbr knbu kncb knci knck kncn kncr kncu knib knic knik knin knir knis knki knkk knnb knnk knnr knns knrb knrk knrs knsb knsc knsi knsk knsn knsr knss knsu knub knui knuk knur knus krbb krbi krbk krbr krcb krcc krci krcn krcs krcu krib krik krin kris krkc krki krkk krkn krkr krks krku krnb krni krnk krnn krnu krrb krrc krri krrk krrn krrr krrs krsc krsk krsn krsr krss krsu kruc krui kruk krun krur ksbc ksbi ksbn ksbr ksbs kscb ksci ksck kscn kscr kscs kscu ksib ksii ksik ksir ksis kskb kskk kskn kskr ksks ksku ksnb ksnc ksnk ksnn ksnr ksns ksrb ksrn ksrr ksrs kssi kssn kssr ksss kssu ksub ksui ksun ksuu kubb kubc kubr kubs kubu kucb kucc kuci kucr kuic kuik kuin kuki kukk kukn kuks kuku kunc kuni kunk kunr kuns kunu kurb kuri kurk kurr kurs kuru kusb kusc kusn kusu kuub kuuk kuur kuuu n-ii nbbc nbcc nbci nbcs nbic ncbc ncbi ncbs nccc ncci nccn nccr nccs nccu ncis ncnc ncrc ncri ncsc ncsi ncss ncuk nibi nibs nicc nici nick nics nicu niir niiu nikc niki niks niku nini nins nirs niru nisi niss nisu niur nnnn nnss nrcs nric nrrc nrsc nscc nscs nsic nsin nsis nskk nsnr nsrc nssb nssc nssr nsss nsub nubc nubi nubk nubs nuci nuck nucs nucu nuik nuin nuki nuku nunc nunk nunn nuns nurc nuri nurn nurr nurs nuru nusi nuss nusu nuuk rbbb rbbr rbbs rbis rbss rcbc rccb rccc rccs rcic rcis rcnr rcsc rcsi rcss rib- ribs ribu ricc rick rics riin riis riki rikk riku rink rinn riri rirs risc risi risk riss risu rius rkss rnbr rncs rnin rrrr rrun rsbi rscc rscn rscs rsis rsnn rsnr rubb rubi rubs rubu ruci ruck ruin ruis ruki rukk rukn ruku runc runi runk runn runs rurc ruri rurs ruru rusi rusk russ rusu ruun s-ib s-ic s-ii sbbs sbcc sbcs sbic sbrk sbsi sbus scbi sccc sccs sci- scic scin scir scis sck- scnr scr- scrc scri scrn scrs scsc scsi scsn scsr scsu scub scun scur sibc sibi sibs sibu sicc sici sick sics sicu siik siki sikr siks siku sini sink sinn sins sinu sirc siri sirk sirr sirs siru sisc sisi sisk siss sisu siui sius skic skik skin skir skis skiu skn- skss skui skun skur sncc snib snir snns snrk snrs snub snur snus srbc srcc srib sris srni srnn srub ssbn ssbr sscc ssci sscs ssin ssis ssns ssrc ssri ssrs sssb sssc sssi ssss sub- subb subi subs suc- succ suci suck sucr sucs suin suir suis suki suks suku sun- sunb suni sunk sunn suns sunu sur- surc suri surn surr surs suru sus- susi susk suss susu suus ubbi ubic ubii ubik ubir ubis ucbc ucci ucin ucrc ucsb ucsc ucsu