bbbb bbci bbeb bblb bcbc bccc bcci bccl bcec bcie bebb bebe bebi bebo beci beck beeb beek beel beic beik beil beke beki beko bele beli belk bell belo beo- beok bibb bibe bibi bibl bibo bicc bice bici bick bico bieb biel bike biko bile bili bilk bill bilo bio- bioc bioi biol bleb blee blei blek bleo blic blik blio blkb blob bloc blok bloo bobb bobe bobi bobo boce bock boco boec boee boel boeo boi- boie boii boil boke boki boko bole boli bolk boll bolo boob booc booe book bool c-bo cbbc cbcc cbce cbcl cbec cbee cbkl cbko cblb cblc cbol ccbc cccb cccc ccci cccl ccee ccel ccic ccii ccil cclc ccli ccob ccoc cec- cece ceci ceco ceeb ceec ceel ceil ceke cel- celc cele celi cell celo ceol cibc cibe cibi cibo cicc cici cico ciee ciel ciii ciko cili cilk cill cilo ciob ckbc ckbe ckbi ckck ckcl ckco ckob ckoc ckoi ckoo clec clee clei clek cleo clib clic clii clik clio clob cloe clok cloo cobb cobe cobi cobo coce cock coco coel coil cok- coke coko col- colb cole coli colk coll colo coob cook cool e-cl ebbc ebbo ebcc ebel ebic ebli eboe ebol eboo ecbc ecbe eccb eccc ecce ecci eccl ecco ecib ecil ecko eco- ecol eeee eeke eele eeoc eick eico eiec eiei eike eiki eiko eile ekco ekeb ekek ekki ekoi el-b elbe elbi elbo elcb elce elco elec elee elek eleo elic elie elik elil elio elke elki elko elle elli ello eloi elok eole eoli eolo i-be ibec ibie ible icbc iccb iccc icci iccl icco icec icee icel icke icle icll icoc iecc ieie ieio iele iiie iiii iiio iioi iioo ikee ikki ikko ikoo ilbc ilce ile- ilec ilek ileo ilic ilie ilio ilke ilki ill- ille illi illo iloc ilok iloo iobi ioci ioee ioel ioii ioio ioke ioko iole iolo iooi iooo k-ci k-lo kbbb kbbc kbbe kbbi kbbk kbbl kbbo kbcb kbce kbci kbck kbcl kbco kbeb kbec kbee kbek kbel kbeo kbib kbic kbie kbik kbil kbio kbkb kbkk kbkl kbko kblb kble kbll kblo kbob kboc kboe kboi kbok kboo kcbc kcbi kcbk kcbl kccb kccc kcci kcck kccl kceb kcec kcee kcei kcel kceo kcic kcie kcii kcil kckc kckk kckl kcko kclc kcle kcli kclk kcll kcob kcoe kcol kebb kebc kebe kebi keck keco keek keel keib keii keik keil keio kekb kekc keke keki kekl keko kele keli kelk kell kelo keok keol kibb kibc kibe kibi kibl kibo kicb kicc kice kick kicl kiel kiic kiii kiik kikc kiki kikk kiko kilb kile kili kilk kill kilo kioc kioe kioi kiok kiol kioo kkbb kkbe kkbi kkbl kkbo kkcb kkci kkck kkcl kkco kkic kkik kkkk kklb kklc kkli kkll kklo kkob kkol kkoo klbb klbc klbe klbl klcb klcc klce klci klck klcl kleb klec klee klek kleo klib klic klik klil klio klkc klkk klkl klko kllb kllc klle kllk klob kloc kloe klok klol kloo kobb kobc kobe kobi kobk kobo kocb koci kock koei koel koii koil kokb kokc koke koki kokk koko kolb kolc kole koli kolk koll kolo koob kooc kooi kook kool kooo lbcc lcbc lccc lcce lebo lece leck leco leek leel leib leic leie leik leil leio leke leki lekk leko lele leli lell lelo leoc leoi leok libc libe libo lice lick lico lieb liek liel liii like liko lilb lile lili lill lilo lio- llcc lllc llll lloc lloo lob- lobb lobe lobi lobo locc loce loci lock loco loeb loei loic loik loke loki lokk loko lole loli loll lolo loob looc looe look lool o-eo obbo obec obel obie obkb oble oboe oboi obok obol ocbc occc occi oce ocee ocke oclc oec- oecc oeec oeil oele oici oick oiii oike oiko okic okie okko oklo okok okol olbo olcc ole- olei oleo olib olic olie olio olki olle olli ollo oobe oobi oolo oooo