-er -th b-u bbb bbc bbd bbe bbg bbh bbn bbr bbs bbt bbu bcb bcc bcd bce bcg bch bcn bcr bcs bct bcu bcz bdb bdc bdd bde bdg bdh bdr bds bdt bdu bdz be- beb bec bed bee beg beh ben ber bes bet beu bez bgb bgc bgd bge bgg bgh bgn bgr bgs bgt bgu bgz bhb bhc bhd bhe bhg bhh bhr bhs bht bhu bnb bnc bnd bne bng bnn bnr bns bnt bnu bnz brb brd bre brg brh brn brr brs brt bru brz bsb bsc bsd bse bsg bsh bsn bsr bss bst bsu btb btc btd bte btg bth btn btr bts btt btu btz bub buc bud bue bug buh bun bur bus but buu buz bzd bze bzh bzn bzr bzs bzu bzz c-- cbb cbc cbd cbe cbg cbh cbn cbr cbs cbt cbu cbz ccb ccc ccd cce ccg cch ccn ccr ccs cct ccu ccz cdb cdc cdd cde cdg cdh cdn cdr cds cdt cdu cdz ce- ceb cec ced cee ceg ceh cen cer ces cet ceu cez cgb cgc cgd cge cgg cgh cgn cgr cgs cgt cgu ch- chb chc chd che chg chh chn chr chs cht chu chz cn- cnb cnc cnd cne cng cnh cnn cnr cns cnt cnu crb crc crd cre crg crh crn crr crs crt cru crz csb csc csd cse csg csh csn csr css cst csu csz ctb ctc ctd cte ctg cth ctn ctr cts ctt ctu ctz cub cuc cud cue cug cuh cun cur cus cut cuu cuz cz- czc czd cze czt dbb dbc dbd dbe dbg dbh dbn dbr dbs dbt dbu dbz dcb dcc dcd dce dcg dcn dcr dcs dct dcu ddb ddc ddd dde ddg ddh ddn ddr dds ddt ddu ddz de- deb dec ded dee deg deh den der des det deu dez dgc dgd dge dgg dgh dgn dgr dgs dgt dgu dgz dh- dhb dhc dhd dhe dhh dhr dhs dht dhu dnb dnc dnd dne dng dnh dnn dnr dns dnt dnz drb drc drd dre drg drn drr drs drt dru drz dsb dsc dsd dse dsg dsh dsn dsr dss dst dsu dsz dtb dtc dtd dte dtg dth dtn dtr dts dtt dtu dtz dub duc dud due dug duh dun dur dus dut duz dzb dzd dze dzr dzs dzu ebb ebc ebd ebe ebg ebh ebn ebr ebs ebt ebu ec- ecb ecc ecd ece ecg ech ecn ecr ecs ect ecu ed- edb edc edd ede edg edh edn edr eds edt edu eeb eec eed eee eeg een eer ees eet egb egc egd ege egg egh egn egr egs egt egu ehb ehc ehd ehe ehg ehh ehn ehr ehs eht ehu en- enb enc end ene eng enh enn enr ens ent enu enz erb erc erd ere erg erh ern err ers ert eru erz es- esb esc esd ese esg esh esn esr ess est esu etb etc etd ete etg eth etn etr ets ett etu etz eu- eub euc eud eue eug eun eur eus eut eze ezh ezr ezs ezz g-d gbc gbd gbe gbg gbh gbn gbr gbs gbt gbu gbz gcb gcc gcd gce gcg gch gcn gcr gcs gct gcu gdb gdc gdd gde gdh gdn gdr gds gdt gdu ge- geb gec ged gee geg geh gen ger ges get geu gez ggb ggc ggd ggg ggh ggn ggr ggs ggt ggu ggz ghb ghc ghd ghe ghg ghh ghn ghr ghs ght ghz gnb gnc gnd gne gnn gnr gns gnt gnu grb grc grd gre grg grh grn grr grs grt gru gsb gsc gsd gse gsg gsn gsr gss gst gsu gtb gtc gtd gte gtg gth gtn gtr gts gtt gtu gu- gub guc gud gue gug gun gur gus gut guu guz gzr gzu hbb hbc hbd hbe hbg hbh hbn hbr hbs hbt hbu hbz hcb hcc hcd hce hcg hch hcn hcr hcs hct hdb hdc hdd hde hdg hdh hdn hdr hds hdt hdu hdz he- heb hec hed hee heg heh hen her hes het heu hez hgb hgc hge hgg hgh hgn hgr hgs hgt hgu hhb hhc hhd hhe hhg hhh hhn hhr hhs hht hhu hhz hnb hnc hnd hne hng hnh hnn hns hnt hnu hnz hr- hrb hrc hrd hre hrg hrh hrn hrr hrs hrt hru hrz hsb hsc hsd hse hsg hsh hsn hsr hss hst hsu hsz htb htc htd hte htg hth htn htr hts htt htz hub huc hud hue hug huh hun hur hus hut huu huz hzd hze hzs hzt nbb nbc nbd nbe nbg nbn nbr nbs nbt nbu ncb ncc ncd nce ncg nch ncn ncr ncs nct ncu ndb ndc ndd nde ndg ndh ndn ndr nds ndt ndu ne- neb nec ned nee neg neh nen ner nes net neu nez ngb ngc ngd nge ngg ngh ngn ngs ngt ngu nhb nhc nhd nhe nhg nhh nhn nhr nhs nht nhu nhz nnb nnc nne nng nnh nnn nns nnt nnu nnz nrb nrc nrd nre nrg nrn nrr nrs nrt nru nrz nsb nsc nsd nse nsg nsh nsn nsr nss nst nsu nsz ntb ntc ntd nte ntg nth ntn ntr nts ntt ntu ntz nub nuc nud nue nug nuh nun nur nus nut nuu nzb nzd nze nzg nzs nzz rbb rbc rbd rbe rbg rbh rbn rbr rbs rbt rbu rcb rcc rcd rce rcg rch rcn rcr rcs rct rcu rdb rdc rdd rde rdg rdh rdn rdr rds rdt rdu re- reb rec red ree reg reh ren rer res ret reu rez rgb rgc rgd rge rgg rgh rgn rgr rgs rgt rh- rhb rhc rhd rhe rhg rhh rhn rhr rhs rht rhu rnb rnc rnd rng rnh rnn rnr rns rnt rnu rnz