-nik bbbb bbbs bbci bbin bblb bbls bbrc bcbc bcbs bccc bcci bccl bccs bcis bcrs bcsc bcsl bcsn bcss bibb bibi bibl bibs bicc bici bick bics biin biis bili bilk bill bils bin- binc bini bink binn bins birb biri birk birl birn birr birs bis- bisc bisk bisl biss blic blik blin blir blis blkb blls blni blrc blss bnib bnin bnrr bnss brcb bric brik bril brin bris brkb brls brns brrr brrs brsb brsr bsci bscs bsic bsin bslc bsns bssc cbbc cbbs cbcc cbcl cbcn cbcr cbcs cbir cbkl cbkn cbkr cblb cblc cbln cbrl cbrn cbsc cbsi cbsn ccbc ccbn cccb cccc ccci cccl cccs ccic ccii ccil ccir ccis cclc ccli ccls ccnb ccnc ccni ccnr ccns ccrc ccri ccrl ccrs ccsi ccsl ccsn ccss cibc cibi cicc cici cicr cics ciii ciis cikr cili cilk cill cils cin- cinc cini cink cirb circ ciri cirk cirl cirr cirs cis- cisc cisk cisl cisn cisr ciss ckbc ckbi ckck ckcl ckcs ckin ckln cknb cknc ckns ckrc cksb cksl clib clic clii clik clin clir clis clri clrs clsc cnbc cnbl cnci cnib cnic cnki cnrc cnrr cnsl cnss crbc crcc crcr crib cric crik crin cris crkc crkl crls crns crss cscb cscc csci cscl cscr cscs csib csik csir csis csks cslr csrc csrs cssr ibcs ibis ibns ibrc ibri ibsn ibss icbc icbs iccb iccc icci iccl iccn iccr iccs icis icks icll iclr icnb icnc icns icrc icrr icrs icsb icsc icsi icsr icss iiii iiis iirc iirs iisc iisi iisr ikin ikki ikri ilbc ilic ilin ilir ilis ilki ilks ill- illi ills ilni incb inci incl incr incs inis inki inks inni innr inns inri inrs insc inss ircc ircs iri- iric iril irin iris irki irks irlb irrc irri irrs isbl isbn iscc isci iscn iscr iscs isic isil isin isis isls isri issc issi issr isss k-ci kbbb kbbc kbbi kbbk kbbl kbbr kbbs kbcb kbci kbck kbcl kbcr kbcs kbib kbic kbik kbil kbis kbkb kbkk kbkl kbkr kblb kbll kblr kbls kbnl kbnn kbnr kbrb kbrc kbri kbrk kbrl kbrn kbsb kbsi kbsk kbsn kbsr kbss kcbc kcbi kcbk kcbl kcbr kcbs kccb kccc kcci kcck kccl kccr kcic kcii kcil kcin kcir kcis kckc kckk kckl kckn kckr kclc kcli kclk kcll kcln kclr kcls kcnb kcni kcnr kcns kcrc kcri kcrn kcrr kcrs kcsb kcsc kcsi kcsn kcsr kcss kibb kibc kibi kibl kibr kibs kicb kicc kick kicl kicr kics kiic kiii kiik kiis kikc kiki kikk kikr kilb kili kilk kill kiln kilr kin- kinb kinc kini kink kinl kinn kins kirb kirc kiri kirk kirn kirr kirs kisc kisi kisk kisl kisn kisr kiss kkbb kkbi kkbl kkbn kkbr kkbs kkcb kkci kkck kkcl kkcn kkcr kkcs kkic kkik kkin kkkk kklb kklc kkli kkll kkln kkls kknb kkni kknn kkns kkrb kkrc kkrk kkrl kkrn kkrr kkrs kksi kksn kksr kkss klbb klbc klbl klbn klbs klcb klcc klci klck klcl klcn klcr klcs klib klic klik klil klin klir klis klkc klkk klkl klkn klkr klks kllb kllc kllk klls klnc klni klnn klrc klrk klrn klrr klrs klsc klsi klsn klsr knbb knbc knbn knbr kncb knci knck kncn kncr knib knic knik knin knir knis knki knkk knlb knlc knlr knls knnb knnk knnr knns knrb knrk knrs knsb knsc knsi knsk knsl knsn knsr knss krbb krbi krbk krbl krbr krcb krcc krci krcl krcn krcs krib krik kril krin kris krkc krki krkk krkn krkr krks krlc krln krnb krni krnk krnn krrb krrc krri krrk krrl krrn krrr krrs krsc krsk krsl krsn krsr krss ksbc ksbi ksbl ksbn ksbr ksbs kscb ksci ksck kscl kscn kscr kscs ksib ksii ksik ksil ksir ksis kskb kskk kskn kskr ksks kslb kslc ksli kslk ksll ksln kslr ksnb ksnc ksnk ksnl ksnn ksnr ksns ksrb ksrn ksrr ksrs kssi kssl kssn kssr ksss lbcc lblr lbrs lbsc lcbc lccc lccs lcis lcls lcrl lcrs lcsc lcsr libc libr libs lick licr lics liii liin liir liis lilb lili lill lils linc link linn lins lirc liri lirk lirl lirn lirr lirs lisi lisk liss lkrs llbs llcc llcs llks lllc llll lncr lnnk lrcs lric lrrc lrrr ls-r lscb lscs lsrc lssr n-ii nbbc nbcc nbci nbcs nbic ncbc ncbi ncbs nccc ncci nccn nccr nccs ncis nclc ncln nclr ncnc ncrc ncri ncsc ncsi ncsl ncss nibi nibs nicc nici nick nicl nics niir nikc niki niks nili nilk nill nils nini ninl nins nirs nisi nisl niss nlcc nlcs nlic nlls nlrb nlsc nnls nnnn nnsl nnss nrcs nric nrlb nrrc nrrl nrsc nscc nscl nscs nsic nsin nsis nskk nslr nsls nsnr nsrc nsrl nssb nssc nssr nsss rbbb rbbr rbbs rbcl rbis rbsl rbss rcbc rccb rccc rccs rcic rcis rcls rcnl rcnr rcsc rcsi rcsl rcss rib- ribs ricc rick rics riin riis riki rikk rill rink rinn riri rirs risc risi risk riss rkss rlcs rlin rlls rnbr rncs rnin rnli rrrr rsbi rscc rscn rscs rsis rslc rsnn rsnr rssl s-ib s-ic s-ii sbbs sbcc sbcs sbic sbrk sbsi scbi sccc sccl sccs sci- scic scil scin scir scis sck- sckl scl- sclc sclk scls scnr scr- scrc scri scrn scrs scsc scsi scsl scsn scsr sibc sibi sibs sicc sici sick sics siik siki sikr siks sil- silc sili silk sill sils sini sink sinn sins sirc siri sirk sirr sirs sisc sisi sisk siss skic skik skil skin skir skis skn- skss sl-i slcc slib slic slik slir slln slrc slrn slrs slsc sncc snib snir snns snrk snrs srbc srcc srib sris srni srnn ssbn ssbr sscc ssci sscs ssin ssis sslc ssns ssrc ssri ssrl ssrs sssb sssc sssi ssss