bbbb bbci bbcm bbin bblb bcbc bccc bcci bccl bccm bibb bibi bibl bicc bici biin bili bill bin- binc bini binn blic blim blin blni bmci bmic bmmi bnib bnim bnin bnml cbbc cbcc cbcl cbcm cbcn cblb cblc cbln ccbc ccbn cccb cccc ccci cccl cccm ccic ccii ccil ccim cclc ccli cclm ccmb ccmc ccmm ccnb ccnc ccni ccnm cibc cibi cicc cici ciii cili cill cimb cimi ciml cimm cin- cinc cini clib clic clii clim clin cmbc cmcc cmii cmin cmli cmll cmmb cmmc cmmi cmml cmmn cnbc cnbl cnbm cnci cnib cnic ibbm ibim ibml icbc icbm iccb iccc icci iccl iccn icll icmc icmi icmm icnb icnc iiii iimc iinm ilbc ilbm ilic ilin ill- illi ilni imbi imcb imci imin imli immi incb inci incl inni lbcc lbmc lcbc lccc lccm libc liii liin lilb lili lill limb limc limi liml limm limn linc linn llcc lllc llll lmcc lmii lmln mbci mbim mcbc mcbi mccc mcci mccl mcic mcii mcil mcli mcmc mcmi mcml mibc micc mici miii miin mili mill miln mim- mimi minc mini minn mlcc mlii mlin mmcc mmci mmcl mmcm mmic mmii mmli mmmc mmmm mnbb mnin n-ii nbbc nbcc nbci nbic ncbc ncbi nccc ncci nccn nclc ncln ncmi ncmm ncnc nibi nibm nicc nici nicl nili nill nimb nimc nimi nini ninl nlcc nlic nmic nmmc nmml nnmc nnnn