-ol bbb bbc bbe bbk bbl bbo bcb bcc bce bck bcl bco bcv be- beb bec bee bek bel beo bev bkb bkc bke bkk bkl bko bkv blb blc ble blk bll blo blv bob boc boe bok bol boo bov bvb bvc bve bvk bvl bvo bvv c-- cbb cbc cbe cbk cbl cbo cbv ccb ccc cce cck ccl cco ccv ce- ceb cec cee cek cel ceo cev ckb ckc cko cl- clb clc cle clk cll clo clv co- cob coc coe cok col coo cov cvb cvc cve cvk cvl cvo cvv ebb ebc ebe ebk ebl ebo ebv ec- ecb ecc ece eck ecl eco ecv eeb eec eee eek eel eeo eev ekb ekc eke ekl eko ekv elb elc ele elk ell elo elv eo- eob eoc eoe eok eol eoo evb evc eve evl evo evv kbb kbc kbe kbk kbl kbo kcb kcc kce kck kcl ke- keb kec kee kek kel keo kev kkb kkc kke kkk kkl kkv kl- klb klc klo klv kob koc koe kok kol koo kvb kvk kvo kvv lbb lbc lbe lbk lbl lbo lbv lcb lcc lce lck lcl lco lcv leb lec lee lek lel leo lev lkb lkl llb llc lle llk lll llo llv lob loc loe lok lol loo lov lvb lvc lve lvl lvv ob- obb obc obe obk obl obo obv oc- ocb occ ock ocl oco ocv oeb oec oee oel oeo okb okc oke okk okl oko olb olc ole olk oll olo oo- oob ooc ook ool ooo oov ov- ovb ovc ove ovl ovo ovv v-e vbc vbk vbl vbo vbv vcc vce vcl vco veb vec vee vek vel veo vkb vl- vlb vlc vle vlk vll vlo vlv vob voc voe vok vol voo vov vvb vvc vvo vvv

bbbb bbeb bblb bcbc bccc bccl bcec bcvo bebb bebe bebo beck beeb beek beel beke beko bele belk bell belo beo- beok bevo bleb blee blek bleo blkb blob bloc blok bloo bobb bobe bobo boce bock boco boec boee boel boeo boke boko bole bolk boll bolo boob booc booe book bool bove bovo c-bo cbbc cbcc cbce cbcl cbec cbee cbkl cbko cblb cblc cbol cbvb cbve ccbc cccb cccc cccl cccv ccee ccel cclc cclv ccob ccoc ccvo cec- cece ceco ceeb ceec ceel ceke cel- celc cele cell celo ceol cevo ckbc ckbe ckck ckcl ckco ckcv ckob ckoc ckoo ckvl ckvo clec clee clek cleo clob cloe clok cloo cobb cobe cobo coce cock coco coel cok- coke coko col- colb cole colk coll colo coob cook cool cove covo cvcc e-cl ebbc ebbo ebcc ebel eboe ebol eboo ecbc ecbe eccb eccc ecce eccl ecco ecko eco- ecol eeee eeke eele eelv eeoc ekco ekeb ekek el-b elbe elbo elcb elce elco elec elee elek eleo elev elke elko elle ello elok elve elvo eole eolo evel evoe evol evoo evvk k-lo kbbb kbbc kbbe kbbk kbbl kbbo kbcb kbce kbck kbcl kbco kbeb kbec kbee kbek kbel kbeo kbev kbkb kbkk kbkl kbko kbkv kblb kble kbll kblo kblv kbob kboc kboe kbok kboo kbov kbvb kbvc kbvo kcbc kcbk kcbl kccb kccc kcck kccl kccv kceb kcec kcee kcel kceo kckc kckk kckl kcko kckv kclc kcle kclk kcll kclv kcob kcoe kcol kcvk kcvl kcvo kcvv kebb kebc kebe keck keco keek keel kekb kekc keke kekl keko kele kelk kell kelo keok keol keve kkbb kkbe kkbl kkbo kkcb kkck kkcl kkco kkkk kklb kklc kkll kklo kklv kkob kkol kkoo kkov kkvv klbb klbc klbe klbl klcb klcc klce klck klcl kleb klec klee klek kleo klkc klkk klkl klko klkv kllb kllc klle kllk kllv klob kloc kloe klok klol kloo klov klvb klve klvk klvl klvo klvv kobb kobc kobe kobk kobo kocb kock koel kokb kokc koke kokk koko kolb kolc kole kolk koll kolo kolv koob kooc kook kool kooo koov kovc kove kovk kovo kvbc kvbl kvcb kvcc kvce kvck kvcl kvco kvcv kvec kvel kvkl kvlb kvlc kvle kvlo kvlv kvob kvoc kvoe kvok kvol kvoo kvov kvvl kvvv lbcc lcbc lccc lcce lebo lece leck leco leek leel leke lekk leko lele lell lelo leoc leok leov lev- levc leve levo llcc lllc llll lloc lloo lo-v lob- lobb lobe lobo locc loce lock loco loeb loke lokk loko lole loll lolo loob looc looe look lool love lovo lvcc lvov o-eo obbo obec obel obkb oble oboe obok obol ocbc occc oce ocee ocke oclc oec- oecc oeec oele okko oklo okok okol olbo olcc ole- oleo olev olle ollo olov oobe oolo oooo ovee ovo- ovol ovoo vbcc vecc veck veel veke vel- vele vell velo veol veve vevo vlcc vloc vlok voce voel voke volc vole volk voll volo vooc vool vovk vvob vvvv

-lock bbbee bbook bcell bcock bebek bebel beblo becco becel becke becov beebe beeke beele beeve bekke bekko bekok belbo belce belec belee belek bellb belle bello belok belov bevce bevel bevke bleck bleek bleke blekk bleve block bloke blook bo-bo bobek bobko boble boboc bobok bobov bocce bocke bocle boece boeck boeke boeol bokel bokeo bokko bokok bokov bolbe bolek bolel boleo bolko boll- bolle bollo bolok booce boock booco booke booko boole bovec bovee bovel c-evo ccccc ccell cebec ceco- ceele ceelo cekov celco celeb cell- celle cello celo- celov ceoce cleck cleco cleek cleke cleko cleve clevo clock cloke cloob clook clove co-bo co-co cobbe coble cobol cocc- cocce cocco coceo cocke cocle cocol coel- coelo coeve cokk- cole- colee colel coleo colke coll- colle collo colo- colok cooee cooke coole coolo covek covel coveo ebble ebeko ebell ebelo ebook eccle eckel eckle eckol ecole ecolo eecke eeeee eeklo eelco eevee ekeko ekool elele eleo- eleve ellek ellel elloe eloee eloko elole eveck evell eveve evocb evoke evolo evolv evvol kbool kcell kebbe kebek keble keblo kebob kecel keele keeve