-er bbb bbc bbe bbg bbk bbl bbn bbr bbs bbt bcb bcc bce bcg bck bcl bcn bcr bcs bct be- beb bec bee beg bek bel ben ber bes bet bgb bgc bge bgg bgk bgl bgn bgr bgs bgt bkb bkc bke bkg bkk bkl bkn bkr bks bkt blb blc ble blg blk bll bln blr bls blt bnb bnc bne bng bnk bnl bnn bnr bns bnt brb bre brg brk brl brn brr brs brt bsb bsc bse bsg bsk bsl bsn bsr bss bst btb btc bte btg btk btl btn btr bts btt c-- cbb cbc cbe cbg cbk cbl cbn cbr cbs cbt ccb ccc cce ccg cck ccl ccn ccr ccs cct ce- ceb cec cee ceg cek cel cen cer ces cet cgb cgc cge cgg cgl cgn cgr cgs cgt ckb ckc cks ckt cl- clb clc cle clg clk cll cln clr cls clt cn- cnb cnc cne cng cnl cnn cnr cns cnt crb crc cre crg crk crl crn crr crs crt csb csc cse csg csk csl csn csr css cst ctb ctc cte ctg ctk ctl ctn ctr cts ctt ebb ebc ebe ebg ebk ebl ebn ebr ebs ebt ec- ecb ecc ece ecg eck ecl ecn ecr ecs ect eeb eec eee eeg eek eel een eer ees eet egb egc ege egg egl egn egr egs egt ekb ekc eke ekg ekl ekr eks ekt elb elc ele elg elk ell eln elr els elt en- enb enc ene eng enk enl enn enr ens ent erb erc ere erg erk erl ern err ers ert es- esb esc ese esg esk esl esn esr ess est etb etc ete etg etk etl etn etr ets ett gbc gbe gbg gbk gbl gbn gbr gbs gbt gcb gcc gce gcg gck gcl gcn gcr gcs gct ge- geb gec gee geg gek gel gen ger ges get ggb ggc ggg ggn ggr ggs ggt gkb gkn gks gkt glb glc gle glg glk gll gln glr gls glt gnb gnc gne gnl gnn gnr gns gnt grb grc gre grg grk grl grn grr grs grt gsb gsc gse gsg gsk gsl gsn gsr gss gst gtb gtc gte gtg gtk gtl gtn gtr gts gtt k-t kbb kbc kbe kbk kbl kbn kbr kbs kcb kcc kce kcg kck kcl kcn kcr kcs kct ke- keb kec kee keg kek kel ken ker kes ket kgb kgc kgl kgs kkb kkc kke kkk kkl kkn kkr kks kkt kl- klb klc klg klr kls klt kn- knc kne kng knk knl knn knr knt krc krg krk krl krn krr krs krt ksb ksc kse ksg ksk ksl ksn ksr kss kst ktb ktc kte ktg ktk ktl ktn ktr kts ktt lbb lbc lbe lbg lbk lbl lbr lbs lbt lcb lcc lce lcg lck lcl lcn lcr lcs lct leb lec lee leg lek lel len ler les let lgb lgc lge lgg lgk lgl lgn lgr lgs lgt lkb lkg lkl lkr lks lkt llb llc lle llg llk lll lln llr lls llt lnb lnc lne lng lnk lnl lnn lnr lns lnt lrb lrc lrg lrk lrn lrr lrs lrt lsb lsc lse lsg lsk lsl lsn lsr lss lst ltb ltc lte ltg ltk ltl ltr lts ltt nbb nbc nbe nbg nbk nbl nbn nbr nbs nbt ncb ncc nce ncg nck ncl ncn ncr ncs nct ne- neb nec nee neg nek nel nen ner nes net ngb ngc nge ngg ngk ngl ngn ngs ngt nkc nke nkk nkn nkr nks nkt nlb nlc nle nlg nlk nll nln nlr nls nlt nnb nnc nne nng nnk nnl nnn nns nnt nrb nrc nre nrg nrk nrl nrn nrr nrs nrt nsb nsc nse nsg nsk nsl nsn nsr nss nst ntb ntc nte ntg ntk ntn ntr nts ntt rbb rbc rbe rbg rbk rbl rbn rbr rbs rbt rcb rcc rce rcg rcl rcn rcr rcs rct re- reb rec ree reg rek rel ren rer res ret rgb rgc rge rgg rgk rgn rgr rgs rgt rkb rkc rke rkg rkk rks rkt rlc rle rlg rll rln rlr rls rlt rnb rnc rng rnn rnr rns rnt rrb rrc rrg rrk rrl rrn rrr rrs rrt rsb rsc rse rsg rsk rsl rsn rsr rss rst rtb rtc rte rtg rtk rtl rtn rtr rts rtt sbb sbc sbe sbg sbk sbl sbn sbr sbs sbt scb scc sce scg sck scl scn scr scs sct se- seb sec see seg sek sel sen ser ses set sgb sgc sge sgg sgk sgl sgn sgr sgs sgt sk- skb skc ske skg skk skl skr sks skt slb slc sle slg slk sll sln slr sls slt snb snc sne sng snk snl snn snr sns snt sr- srb src sre srg srk srl srn srr srs srt ss- ssb ssc sse ssg ssk ssl ssn ssr sss sst stb stc ste stg stk stl stn str sts stt tbb tbc tbe tbg tbk tbl tbn tbr tbs tbt tcb tcc tce tcg tck tcl tcn tcr tcs tct te- teb tec tee teg tek tel ten ter tes tet tgb tgc tge tgg tgk tgl tgn tgr tgs tgt tkb tkc tke tkg tkk tkl tkr tks tkt tlc tle tlg tlk tll tln tlr tls tlt tnb tnc tne tng tnk tnl tnn tnr tns tnt trb trc tre trg trk trl trn trr trs trt tsb tsc tse tsg tsk tsl tsn tsr tss tst ttb ttc tte ttg ttk ttl ttn ttr tts ttt

-ene bbbb bbbs bbeb bbet bblb bbls bbng bbrc bbrg bcbc bcbg bcbs bccc bccl bccs bcec bcer bces bcet bcgs bcrs bcsc bcsl bcsn bcss bctc bcts bebb bebe beck becs beeb beeg beek beel been beer bees beet begg begs beke beks bele belg belk bell