-nik bbbb bbci bbin bblb bbrc bcbc bccc bcci bccl bibb bibi bibl bicc bici bick biin bili bilk bill bin- binc bini bink binn birb biri birk birl birn birr blic blik blin blir blkb blni blrc bnib bnin bnrr brcb bric brik bril brin brkb brrr cbbc cbcc cbcl cbcn cbcr cbir cbkl cbkn cbkr cblb cblc cbln cbrl cbrn ccbc ccbn cccb cccc ccci cccl ccic ccii ccil ccir cclc ccli ccnb ccnc ccni ccnr ccrc ccri ccrl cibc cibi cicc cici cicr ciii cikr cili cilk cill cin- cinc cini cink cirb circ ciri cirk cirl cirr ckbc ckbi ckck ckcl ckin ckln cknb cknc ckrc clib clic clii clik clin clir clri cnbc cnbl cnci cnib cnic cnki cnrc cnrr crbc crcc crcr crib cric crik crin crkc crkl ibrc ibri icbc iccb iccc icci iccl iccn iccr icll iclr icnb icnc icrc icrr iiii iirc ikin ikki ikri ilbc ilic ilin ilir ilki ill- illi ilni incb inci incl incr inki inni innr inri ircc iri- iric iril irin irki irlb irrc irri k-ci kbbb kbbc kbbi kbbk kbbl kbbr kbcb kbci kbck kbcl kbcr kbib kbic kbik kbil kbkb kbkk kbkl kbkr kblb kbll kblr kbnl kbnn kbnr kbrb kbrc kbri kbrk kbrl kbrn kcbc kcbi kcbk kcbl kcbr kccb kccc kcci kcck kccl kccr kcic kcii kcil kcin kcir kckc kckk kckl kckn kckr kclc kcli kclk kcll kcln kclr kcnb kcni kcnr kcrc kcri kcrn kcrr kibb kibc kibi kibl kibr kicb kicc kick kicl kicr kiic kiii kiik kikc kiki kikk kikr kilb kili kilk kill kiln kilr kin- kinb kinc kini kink kinl kinn kirb kirc kiri kirk kirn kirr kkbb kkbi kkbl kkbn kkbr kkcb kkci kkck kkcl kkcn kkcr kkic kkik kkin kkkk kklb kklc kkli kkll kkln kknb kkni kknn kkrb kkrc kkrk kkrl kkrn kkrr klbb klbc klbl klbn klcb klcc klci klck klcl klcn klcr klib klic klik klil klin klir klkc klkk klkl klkn klkr kllb kllc kllk klnc klni klnn klrc klrk klrn klrr knbb knbc knbn knbr kncb knci knck kncn kncr knib knic knik knin knir knki knkk knlb knlc knlr knnb knnk knnr knrb knrk krbb krbi krbk krbl krbr krcb krcc krci krcl krcn krib krik kril krin krkc krki krkk krkn krkr krlc krln krnb krni krnk krnn krrb krrc krri krrk krrl krrn krrr lbcc lblr lcbc lccc lcrl libc libr lick licr liii liin liir lilb lili lill linc link linn lirc liri lirk lirl lirn lirr llcc lllc llll lncr lnnk lric lrrc lrrr n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nccr nclc ncln nclr ncnc ncrc ncri nibi nicc nici nick nicl niir nikc niki nili nilk nill nini ninl nlcc nlic nlrb nnnn nric nrlb nrrc nrrl rbbb rbbr rbcl rcbc rccb rccc rcic rcnl rcnr rib- ricc rick riin riki rikk rill rink rinn riri rlin rnbr rnin rnli rrrr