bbbb bbci bbeb bblb bcbc bccc bcci bccl bcec bcie bebb bebe bebi beci beck beeb beek beel beic beik beil beke beki bele beli belk bell bibb bibe bibi bibl bicc bice bici bick bieb biel bike bile bili bilk bill bleb blee blei blek blic blik blkb cbbc cbcc cbce cbcl cbec cbee cbkl cblb cblc ccbc cccb cccc ccci cccl ccee ccel ccic ccii ccil cclc ccli cec- cece ceci ceeb ceec ceel ceil ceke cel- celc cele celi cell cibc cibe cibi cicc cici ciee ciel ciii cili cilk cill ckbc ckbe ckbi ckck ckcl clec clee clei clek clib clic clii clik e-cl ebbc ebcc ebel ebic ebli ecbc ecbe eccb eccc ecce ecci eccl ecib ecil eeee eeke eele eick eiec eiei eike eiki eile ekeb ekek ekki el-b elbe elbi elcb elce elec elee elek elic elie elik elil elke elki elle elli i-be ibec ibie ible icbc iccb iccc icci iccl icec icee icel icke icle icll iecc ieie iele iiie iiii ikee ikki ilbc ilce ile- ilec ilek ilic ilie ilke ilki ill- ille illi k-ci kbbb kbbc kbbe kbbi kbbk kbbl kbcb kbce kbci kbck kbcl kbeb kbec kbee kbek kbel kbib kbic kbie kbik kbil kbkb kbkk kbkl kblb kble kbll kcbc kcbi kcbk kcbl kccb kccc kcci kcck kccl kceb kcec kcee kcei kcel kcic kcie kcii kcil kckc kckk kckl kclc kcle kcli kclk kcll kebb kebc kebe kebi keck keek keel keib keii keik keil kekb kekc keke keki kekl kele keli kelk kell kibb kibc kibe kibi kibl kicb kicc kice kick kicl kiel kiic kiii kiik kikc kiki kikk kilb kile kili kilk kill kkbb kkbe kkbi kkbl kkcb kkci kkck kkcl kkic kkik kkkk kklb kklc kkli kkll klbb klbc klbe klbl klcb klcc klce klci klck klcl kleb klec klee klek klib klic klik klil klkc klkk klkl kllb kllc klle kllk lbcc lcbc lccc lcce lece leck leek leel leib leic leie leik leil leke leki lekk lele leli lell libc libe lice lick lieb liek liel liii like lilb lile lili lill llcc lllc llll