-ene bbbb bbeb bbfc bbfn bblb bbng bbrc bbrg bcbc bcbg bccc bccl bcec bcer bcfc bebb bebe beck beeb beef beeg beek beel been beer befe beff begg beke bele belg belk bell bene beng benk benn berc bere berg berk bern berr bffl bfgf bgfc bleb blee bleg blek blfc blkb blrc blrg bneg bner bnrr brcb brce breb brec bree bref breg brek brel bren brer brfc brkb brrr cbbc cbcc cbce cbcl cbcn cbcr cbec cbee cbef cber cbfb cbfc cbgb cbkg cbkl cbkn cbkr cblb cblc cbln cbre cbrl cbrn ccbc ccbn cccb cccc cccf cccl ccee ccel ccfc ccff ccfl ccgc cclc cclg ccnb ccnc ccne ccnf ccnr ccrc ccre ccrf ccrg ccrl cec- cece ceeb ceec ceel cef- cefc cefn cege ceke cel- celc cele celf cell cen- cene ceng cer- cerc cere cerf cerl cern cfbc cfbn cfbr cfcb cfcf cfcl cfcn cffb cffr cfgn cfln cfnb cfnr cfrb cfre cfrg cfrn cgcc cgcg cgel cger cgfc ckbc ckbe ckck ckcl cken cker ckfr ckgl ckgn cklf cklg ckln cknb cknc ckrc clec clee clef cleg clek cler clkg cnbc cnbl cnel cnrc cnrr crbc crcc crce crcr cre- creb crec cree creg cren crfc crfl crkc crkl crlf crne e-cl ebbc ebbr ebcc ebel eben eber ebfc ecbc ecbe eccb eccc ecce eccl ecef ecfc ecfr ecne ecrc ecrf ecrl ecrr eeee eefe eefl eefn eeke eele eeng eerc eerg ef-g efbr efen efke egbe egcc egcg egcr egec egee egel eger egfr eggb egge eglc egle egne egre ekeb ekek eken eker ekfc ekne el-b elbe elcb elce elec elee elef elek elen eler elfc elfe elgg elke elle elne enb- enbn enbr ence encl enee eneg enel ener enfb enge engg engl engr enke enkr ennc enne erbb erbe ercc erce ereb erec erel eren erer erfc erg- ergg erke erle erll erne errc erre f--k fble fccf fcnl fece feck feeb feek feel feen feer fefc fefe feff fege fegg feke fele felf felk fell fene feng fenk fenn ferb ferc fere ferk fern ferr ffcc ffee ffff ffrr flcl flee fleg flen fler flnb flnc fnlc frbc frcc frcn free fren frfc gbfc gc-c gcbc gccc gccf gcfc gclc gcrg gebe gece geck geek geel geen geer gefe gege gegg gegl gelb gele gelf gelg gell gen- genc gene genf geng genk genl genn gerb gere gerl gern gfcf gfer ggcl ggfg gggg ggrn glbc glcc glce gleb glee gleg glen glfc glge glrb gncc gngc gnrc gnrr grbr grcc grce greb grec gree gref greg gren grrl grrr kbbb kbbc kbbe kbbf kbbg kbbk kbbl kbbr kbcb kbce kbck kbcl kbcr kbeb kbec kbee kbef kbek kbel kben kber kbfb kbfc kbff kbfk kbfl kbfr kbgb kbge kbgg kbgl kbgn kbgr kbkb kbkf kbkg kbkk kbkl kbkr kblb kble kblf kblg kbll kblr kbng kbnl kbnn kbnr kbrb kbrc kbre kbrf kbrg kbrk kbrl kbrn kcbc kcbf kcbk kcbl kcbr kccb kccc kcck kccl kccr kceb kcec kcee kceg kcel kcfb kcfc kcfg kcfl kcfn kcgc kcgf kcgl kcgr kckc kckf kckk kckl kckn kckr kclc kcle kclf kclk kcll kcln kclr kcnb kcnr kcrc kcrg kcrn kcrr kebb kebc kebe kebn kebr kecg keck kecr keef keek keel keen keer kefb kefc keff kefr kege kegg kegk kegl kegr kekb kekc keke kekl kele kelf kelg kelk kell keln ken- kene keng kenk kenl kenn kenr ker- kerb kerc kere kerf kerk kerl kern kerr kfbc kfbk kfbn kfcf kfcr kfeb kfeg kfel kfer kffb kfff kffg kffk kffn kfge kfgr kfkb kflb kflc kflf kflg kfll kfln kfnc kfnf kfnk kfnl kfnn kfrc kfre kfrg kfrn kfrr kgbb kgbc kgbn kgbr kgcb kgcc kgce kgcl kgcn kgcr kgeb kgec kgen kgff kgfk kgfl kggf kggg kggl kggr kgkl kglb kgle kglk kgln kglr kgnb kgnc kgng kgnr kgrb kgrc kgre kgrg kgrk kgrn kgrr kkbb kkbe kkbg kkbl kkbn kkbr kkcb kkck kkcl kkcn kkcr kkeg kken kkfg kkfn kkfr kkgb kkgl kkgr kkkk kklb kklc kklf kkll kkln kknb kkne kknn kkrb kkrc kkre kkrf kkrk kkrl kkrn kkrr klbb klbc klbe klbf klbl klbn klcb klcc klce klck klcl klcn klcr kleb klec klee klef klek klen kler klfc klfe klff klfg klfn klgb klgl klgn klgr klkc klkk klkl klkn klkr kllb kllc klle kllk klnc klne klng klnn klrc klrf klrg klrk klrn klrr knbb knbc knbe knbn knbr kncb knce knck kncn kncr kneb knec knee knef knek knel knen knfl knfr kngl kngn kngr knkk knlb knlc knlf knlr knnb knng knnk knnr knrb knrg knrk krbb krbe krbg krbk krbl krbr krcb krcc krce krcg krcl krcn kreb krec kree kref krek kren krfc krfe krff krfg krfn krgn krkc krke krkk krkn krkr krlc krle krlf krln krnb krne krng krnk krnn krrb krrc krre krrf krrg krrk krrl krrn krrr lbcc lblr lcbc lccc lcce lcer lcfc lcfg lcfr lcrg lcrl lece leck leef leek leel leen leer lefe leff lege legg leke lekk lele lell lene leng lenk lenn lerc lere lerk lern lfcc lfng lger lgfl llcc llef llgc lllc llll lncr lner lnge lnnk lrfc lrgb lrne lrrc lrrr nbbc nbcc nber nbfc nbfl ncbc nccc nccf nccn nccr ncec ncee ncef ncel ncen ncer ncfc ncfe ncgr nclc ncln nclr ncnc ncrc ncre nebb nebe nebn nebr necc nece neck necr neeb neef neel neen neer nefe neff nefl nege neke nelc nele nelf nell nene neng nerc nere nerf nerk nerl nerr nfer nfff ngef ngen nger nkfc nkgb nkrf nlcc nlcf nlec nler nlgn nlrb nngn nnnn nren nrfc nrlb nrrc nrrl rbbb rbbr rbcl rble rcbc rccb rccc rcfc rcgc rcle rcnl rcnr rcrg rebb rebe rebk recc rece reck recr reeb reef reek reel reen refe reff refg refl refn refr rege regl regn regr reke relb rele rell rene reng renk renn rere rerg rfef rffc rffl rgbe rkkf rlcg rlee rlef rnbr rrfc rrle rrrr