bbb bbc bbe bbg bbh bbk bbl bbn bcb bcc bce bcg bch bck bcl bcn be- beb bec bee beg beh bek bel ben bgb bgc bge bgg bgh bgk bgl bgn bhb bhc bhe bhg bhh bhk bhl bkb bkc bke bkg bkk bkl bkn blb blc ble blg blh blk bll bln bnb bnc bne bng bnk bnl bnn c-- cbb cbc cbe cbg cbh cbk cbl cbn ccb ccc cce ccg cch cck ccl ccn ce- ceb cec cee ceg ceh cek cel cen cgb cgc cge cgg cgh cgl cgn ch- chb chc che chg chh chk chl chn ckb ckc ckh cl- clb clc cle clg clh clk cll cln cn- cnb cnc cne cng cnh cnl cnn ebb ebc ebe ebg ebh ebk ebl ebn ec- ecb ecc ece ecg ech eck ecl ecn eeb eec eee eeg eek eel een egb egc ege egg egh egl egn ehb ehc ehe ehg ehh ehl ehn ekb ekc eke ekg ekh ekl elb elc ele elg elh elk ell eln en- enb enc ene eng enh enk enl enn gbc gbe gbg gbh gbk gbl gbn gcb gcc gce gcg gch gck gcl gcn ge- geb gec gee geg geh gek gel gen ggb ggc ggg ggh ggn ghb ghc ghe ghg ghh ghl ghn gkb gkh gkn glb glc gle glg glh glk gll gln gnb gnc gne gnl gnn hbb hbc hbe hbg hbh hbk hbl hbn hcb hcc hce hcg hch hck hcl hcn he- heb hec hee heg heh hek hel hen hgb hgc hge hgg hgh hgk hgl hgn hhb hhc hhe hhg hhh hhk hhl hhn hkb hkg hkh hkk hkl hkn hlb hlc hle hlg hlh hll hln hnb hnc hne hng hnh hnk hnl hnn kbb kbc kbe kbh kbk kbl kbn kcb kcc kce kcg kch kck kcl kcn ke- keb kec kee keg keh kek kel ken kgb kgc kgh kgl khe khh khk khn kkb kkc kke kkh kkk kkl kkn kl- klb klc klg klh kn- knc kne kng knk knl knn lbb lbc lbe lbg lbh lbk lbl lcb lcc lce lcg lch lck lcl lcn leb lec lee leg leh lek lel len lgb lgc lge lgg lgh lgk lgl lgn lhb lhc lhh lhk lkb lkg lkh lkl llb llc lle llg llk lll lln lnb lnc lne lng lnh lnk lnl lnn nbb nbc nbe nbg nbk nbl nbn ncb ncc nce ncg nch nck ncl ncn ne- neb nec nee neg neh nek nel nen ngb ngc nge ngg ngh ngk ngl ngn nhb nhc nhe nhg nhh nhk nhl nhn nkc nke nkk nkn nlb nlc nle nlg nlh nlk nll nln nnb nnc nne nng nnh nnk nnl nnn

-ene bbbb bbch bbeb bblb bbng bcbc bcbg bccc bccl bcec bche bebb bebe bech beck beeb beeg beek beel been begg behn beke bele belg belk bell bene beng benk benn bhcc bhel bleb blee bleg bleh blek blkb bneg cbbc cbcc cbce cbcl cbcn cbec cbee cbgb cbhl cbkg cbkl cbkn cblb cblc cbln ccbc ccbn cccb cccc cccl ccee ccel ccgc cche cchl cclc cclg ccnb ccnc ccne cec- cece ceeb ceec ceel cege cehl ceke cel- celc cele cell cen- cene ceng cgcc cgcg cgel chce chch cheb chec chee cheh chek chel chen chgb chge chgn chkb chlc chln chnb chnc chnl ckbc ckbe ckch ckck ckcl cken ckgl ckgn cklg ckln cknb cknc clec clee cleg clek clkg cnbc cnbl cnel e-cl ebbc ebcc ebel eben ecbc ecbe eccb eccc ecce eccl eche echl ecne eeee eeke eele eeng egbe egcc egcg egec egee egel eggb egge eggh eghe eghh eglc egle egne ehcc eheh ehel ehen ehle ekch ekeb ekek eken ekne el-b elbe elcb elce elch elec elee eleh elek elen elgg elke elle elne enb- enbn ence ench encl enee eneg enel enge engg engl enke ennc enne gc-c gcbc gccc gclc gebe gece geck geek geel geen gege gegg gegl gehn gelb gele gelg gell gen- genc gene geng genk genl genn ggcl gggg gghg ghee gheg ghel ghll glbc glcc glce gleb glee gleg glen glge gncc gngc hcbc hccb hccc hcch hcgh hcng hebb hebe hech heck heeb heeg heek heel hege hegg hegh hehe hehn heke hele helk hell hene heng henh henk henn hggc hhcl hhgg hhhh hkcc hkcl hnce kbbb kbbc kbbe kbbg kbbk kbbl kbcb kbce kbch kbck kbcl kbeb kbec kbee kbeh kbek kbel kben kbgb kbge kbgg kbgh kbgl kbgn kbhb kbhc kbhe kbhh kbhl kbhn kbkb kbkg kbkk kbkl kblb kble kblg kbll kbng kbnh kbnl kbnn kcbc kcbk kcbl kccb kccc kcck kccl kceb kcec kcee kceg kcel kcgc kcgl kche kchg kchh kchk kchl kchn kckc kckk kckl kckn kclc kcle kclh kclk kcll kcln kcnb kcnh kebb kebc kebe kebn kecg kech keck keeh keek keel keen kege kegg kegh kegk kegl kehk kehl kekb kekc keke kekl kele kelg kelk kell keln ken- kene keng kenk kenl kenn kgbb kgbc kgbn kgcb kgcc kgce kgcl kgcn kgeb kgec kgen kggg kggl kghl kgkl kglb kgle kglh kglk kgln kgnb kgnc kgng khbc khcb khcc khch khck kheb khec khel khgc khge khgg khhg khhk khhl khke khkk khkn khlc khle khll khnc khne khnk khnl kkbb kkbe kkbg kkbl kkbn kkcb kkch kkck kkcl kkcn kkeg kken kkgb kkgl kkhb kkhh kkhk kkkk kklb kklc kklh kkll kkln kknb kkne kknn klbb klbc klbe klbl klbn klcb klcc klce klch klck klcl klcn kleb klec klee klek klen klgb klgl klgn klhb klhc klkc klkk klkl klkn kllb kllc klle kllk klnc klne klng klnn knbb knbc knbe knbn kncb knce knch knck kncn kneb knec knee knek knel knen kngl kngn knhc knhk knhl knkk knlb knlc knlh knnb knng knnk lbcc lcbc lccc lcce lchc lece lech leck leek leel leen lege legg legh lehe leke lekh lekk lele lell lene