-er -ol bbb bbc bbe bbk bbl bbm bbo bbr bcb bcc bce bck bcl bcm bco bcr be- beb bec bee bek bel bem beo ber bkb bkc bke bkk bkl bkm bko bkr blb blc ble blk bll blm blo blr bmb bmc bme bmk bml bmm bmo bmr bob boc boe bok bol bom boo bor brb bre brk brl brm bro brr c-- cbb cbc cbe cbk cbl cbm cbo cbr ccb ccc cce cck ccl ccm cco ccr ce- ceb cec cee cek cel cem ceo cer ckb ckc ckm cko cl- clb clc cle clk cll clm clo clr cmb cmc cme cmk cml cmm cmo cmr co- cob coc coe cok col com coo cor crb crc cre crk crl crm cro crr ebb ebc ebe ebk ebl ebm ebo ebr ec- ecb ecc ece eck ecl ecm eco ecr eeb eec eee eek eel eem eeo eer ekb ekc eke ekl eko ekr elb elc ele elk ell elm elo elr em- emb emc eme emk eml emm emo emr eo- eob eoc eoe eok eol eom eoo eor erb erc ere erk erl erm ero err kbb kbc kbe kbk kbl kbm kbo kbr kcb kcc kce kck kcl kcm kcr ke- keb kec kee kek kel kem keo ker kkb kkc kke kkk kkl kkm kkr kl- klb klc klm klo klr kmb kmc kme kmk kml kmm kmo kob koc koe kok kol kom koo kor krc krk krl kro krr lbb lbc lbe lbk lbl lbm lbo lbr lcb lcc lce lck lcl lcm lco lcr leb lec lee lek lel lem leo ler lkb lkl lkr llb llc lle llk lll llm llo llr lmb lmc lme lmk lml lmm lmo lmr lob loc loe lok lol lom loo lor lrb lrc lrk lrm lro lrr m-o m-r mbb mbc mbe mbk mbl mbm mbo mbr mc- mcb mcc mce mck mcl mcm mco mcr meb mec mee mek mel mem meo mer mkb mkc mke mkk mkl mkm mko mkr mlb mlc mle mlk mll mlm mlo mlr mmb mmc mme mmk mml mmm mmo mmr mob moc moe mok mol mom moo mor mrb mrc mre mrk mrl mrm mro mrr ob- obb obc obe obk obl obm obo obr oc- ocb occ ock ocl ocm oco ocr oeb oec oee oel oem oeo oer okb okc oke okk okl oko okr olb olc ole olk oll olm olo om- omb omc ome oml omm omo omr oo- oob ooc ook ool oom ooo oor or- orb orc ore ork orl orm oro orr rbb rbc rbe rbk rbl rbm rbo rbr rcb rcc rce rcl rcm rco rcr re- reb rec ree rek rel rem reo rer rkb rkc rke rkk rkm rko rlc rle rll rlm rlo rlr rmb rmc rme rml rmm rmo rmr rob roc roe rok rol rom roo ror rrb rrc rrk rrl rrm rrr

bbbb bbcm bbeb bblb bbrc bcbc bccc bccl bccm bcec bcer bcor bebb bebe bebo beck beeb beek beel beem beer beke beko bele belk bell belm belo beme beo- beok beor berc bere berk berm bero berr bleb blee blek blem bleo blkb blme blob bloc blok blom bloo blrc bmce bmoc bobb bobe bobo boce bock bocm boco boec boee boel boeo boer boke boko bole bolk boll bolm bolo bomb bome boob booc booe book bool boom boor bor- bore bork borm boro borr brcb brce breb brec bree brek brel brem breo brer brkb brmc brob broc broe brok brol brom broo bror brrm brrr c-bo cbbc cbcc cbce cbcl cbcm cbcr cbec cbee cber cbkl cbkm cbko cbkr cblb cblc cbme cbol cbre cbrl cbrm ccbc cccb cccc cccl cccm ccee ccel cckm cclc cclm ccmb ccmc ccmm ccob ccoc ccom ccrc ccre ccrl cec- cece cecm ceco ceeb ceec ceel ceem ceke cel- celc cele cell celo cemb ceme cemm cemr ceol ceor cer- cerc cere cerl cero ckbc ckbe ckck ckcl ckcm ckco ckem cker cklm ckml ckmo ckob ckoc ckom ckoo ckor ckrc ckrm clec clee clek clem cleo cler clob cloe clok clom cloo clor clro cmbc cmcc cmec cmll cmmb cmmc cmml cmoc cmrr cobb cobe cobo coce cock coco coel cok- coke coko col- colb cole colk coll colm colo com- comb comc come coml comm como comr coob cook cool coom cor- corb corc core cork corl corm coro corr crbc crcc crce crcr cre- creb crec cree crem creo crkc crkl crmb crmo crob croc croe crok crol crom croo cror e-cl ebbc ebbo ebbr ebcc ebel eber eboe ebol eboo ebor ebro ecbc ecbe eccb eccc ecce eccl eccm ecco ecem ecko eco- ecol ecrc ecrl ecrm ecrr eeee eeke eele eemo eeoc eerc eero ekco ekeb ekek eker el-b elbe elbo elcb elce elco elec elee elek elem eleo eler elke elko elle ello elme elml elmo elok elom elro embe embo embr emcc emco emek emel emer emle emlm emme emml emor emre eole eolo eore eorl erbb erbe ercc erce ereb erec erel erem erer erke erle erll ermc erme ermo erob eroc eroe erol eroo errc erre erro k-lo kbbb kbbc kbbe kbbk kbbl kbbm kbbo kbbr kbcb kbce kbck kbcl kbco kbcr kbeb kbec kbee kbek kbel kbeo kber kbkb kbkk kbkl kbko kbkr kblb kble kbll kblm kblo kblr kbmb kbmc kbme kbmo kbmr kbob kboc kboe kbok kboo kbrb kbrc kbre kbrk kbrl kbro kcbc kcbk kcbl kcbr kccb kccc kcck kccl kccr kceb kcec kcee kcel kceo kckc kckk kckl kckm kcko kckr kclc kcle kclk kcll kclm kclr kcmb kcmc kcme kcmk kcml kcmm kcmo kcmr kcob kcoe kcol kcom kcor kcrc kcro kcrr kebb kebc kebe kebr keck keco kecr keek keel keem keer kekb kekc keke kekl keko kele kelk kell kelm kelo kemb kemc keme kemm kemo kemr keok keol keom ker- kerb kerc kere kerk kerl kerm