-er -th -up b-p b-u bbb bbc bbe bbg bbh bbn bbp bbr bbs bbt bbu bcb bcc bce bcg bch bcn bcp bcr bcs bct bcu be- beb bec bee beg beh ben bep ber bes bet beu bgb bgc bge bgg bgh bgn bgp bgr bgs bgt bgu bhb bhc bhe bhg bhh bhp bhr bhs bht bhu bnb bnc bne bng bnn bnp bnr bns bnt bnu bpb bpc bpe bpg bph bpn bpp bpr bps bpt bpu brb bre brg brh brn brp brr brs brt bru bsb bsc bse bsg bsh bsn bsp bsr bss bst bsu btb btc bte btg bth btn btp btr bts btt btu bub buc bue bug buh bun bup bur bus but buu c-- cbb cbc cbe cbg cbh cbn cbp cbr cbs cbt cbu ccb ccc cce ccg cch ccn ccp ccr ccs cct ccu ce- ceb cec cee ceg ceh cen cep cer ces cet ceu cgb cgc cge cgg cgh cgn cgp cgr cgs cgt cgu ch- chb chc che chg chh chn chp chr chs cht chu cn- cnb cnc cne cng cnh cnn cnp cnr cns cnt cnu cpb cpc cpe cpg cph cpn cpp cpr cps cpt cpu crb crc cre crg crh crn crp crr crs crt cru csb csc cse csg csh csn csp csr css cst csu ctb ctc cte ctg cth ctn ctp ctr cts ctt ctu cub cuc cue cug cuh cun cup cur cus cut cuu ebb ebc ebe ebg ebh ebn ebp ebr ebs ebt ebu ec- ecb ecc ece ecg ech ecn ecr ecs ect ecu eeb eec eee eeg een eep eer ees eet egb egc ege egg egh egn egp egr egs egt egu ehb ehc ehe ehg ehh ehn ehp ehr ehs eht ehu en- enb enc ene eng enh enn enp enr ens ent enu ep- epb epc epe epg eph epn epp epr eps ept epu erb erc ere erg erh ern erp err ers ert eru es- esb esc ese esg esh esn esp esr ess est esu etb etc ete etg eth etn etp etr ets ett etu eu- eub euc eue eug eun eup eur eus eut g-p gbc gbe gbg gbh gbn gbp gbr gbs gbt gbu gcb gcc gce gcg gch gcn gcp gcr gcs gct gcu ge- geb gec gee geg geh gen gep ger ges get geu ggb ggc ggg ggh ggn ggp ggr ggs ggt ggu ghb ghc ghe ghg ghh ghn ghp ghr ghs ght gnb gnc gne gnn gnp gnr gns gnt gnu gpb gpc gpe gpg gph gpn gpp gpr gps gpt gpu grb grc gre grg grh grn grp grr grs grt gru gsb gsc gse gsg gsn gsp gsr gss gst gsu gtb gtc gte gtg gth gtn gtp gtr gts gtt gtu gu- gub guc gue gug gun gup gur gus gut guu hbb hbc hbe hbg hbh hbn hbp hbr hbs hbt hbu hcb hcc hce hcg hch hcn hcp hcr hcs hct he- heb hec hee heg heh hen hep her hes het heu hgb hgc hge hgg hgh hgn hgp hgr hgs hgt hgu hhb hhc hhe hhg hhh hhn hhp hhr hhs hht hhu hnb hnc hne hng hnh hnn hns hnt hnu hpb hpc hpe hpg hph hpn hpp hpr hps hpt hpu hr- hrb hrc hre hrg hrh hrn hrp hrr hrs hrt hru hsb hsc hse hsg hsh hsn hsp hsr hss hst hsu htb htc hte htg hth htn htp htr hts htt hub huc hue hug huh hun hup hur hus hut huu nbb nbc nbe nbg nbn nbp nbr nbs nbt nbu ncb ncc nce ncg nch ncn ncp ncr ncs nct ncu ne- neb nec nee neg neh nen nep ner nes net neu ngb ngc nge ngg ngh ngn ngp ngs ngt ngu nhb nhc nhe nhg nhh nhn nhp nhr nhs nht nhu nnb nnc nne nng nnh nnn nnp nns nnt nnu npb npc npe npg nph npn npp npr nps npt npu nrb nrc nre nrg nrn nrp nrr nrs nrt nru nsb nsc nse nsg nsh nsn nsp nsr nss nst nsu ntb ntc nte ntg nth ntn ntp ntr nts ntt ntu nub nuc nue nug nuh nun nup nur nus nut nuu p-p pbb pbc pbe pbg pbn pbp pbr pbs pbt pbu pcb pcc pce pcg pch pcn pcp pcr pcs pct pcu peb pec pee peg peh pen pep per pes pet peu pgb pgc pge pgg pgh pgn pgp pgr pgs pgt phb phc phe phg phn php phr phs pht phu pn- pnb pnc pne png pnh pnn pnp pnr pns pnt pnu ppb ppc ppe ppg pph ppn ppp ppr pps ppt ppu prb prc pre prg prh prn prp prr prs prt pru ps- psb psc pse psg psh psn psp psr pss pst psu pt- ptb ptc pte ptg pth ptn ptp ptr pts ptt ptu pub puc pue pug puh pun pup pur pus put puu rbb rbc rbe rbg rbh rbn rbp rbr rbs rbt rbu rcb rcc rce rcg rch rcn rcp rcr rcs rct rcu re- reb rec ree reg reh ren rep rer res ret reu rgb rgc rge rgg rgh rgn rgp rgr rgs rgt rh- rhb rhc rhe rhg rhh rhn rhp rhr rhs rht rhu rnb rnc rng rnh rnn rnp rnr rns rnt rnu rpb rpc rpe rpg rph rpn rpp rpr rps rpt rpu rrb rrc rrg rrh rrn rrp rrr rrs rrt rru rsb rsc rse rsg rsh rsn rsp rsr rss rst rsu rtb rtc rte rtg rtn rtp rtr rts rtt rtu rub ruc rue rug ruh run rup rur rus rut ruu sbb sbc sbe sbg sbh sbn sbp sbr sbs sbt sbu scb scc sce scg sch scn scp scr scs sct scu se- seb sec see seg seh sen sep ser ses set seu sgb