-er a-a a-b a-c a-t aaa aab aac aae aag aak aap aar aas aat ab- aba abb abc abe abg abk abp abr abs abt ac- aca acb acc ace acg ack acp acr acs act aea aeb aec aee aeg aek aep aer aes aet ag- aga agb agc age agg agk agp agr ags agt aka akb akc ake akg akk akp akr aks ap- apa apb apc ape apg apk app apr aps apt ar- ara arb arc are arg ark arp arr ars art as- asa asb asc ase asg ask asp asr ass ast at- ata atb atc ate atg atp atr ats att b-p baa bab bac bae bag bak bap bar bas bat bba bbb bbc bbe bbg bbk bbp bbr bbs bbt bca bcb bcc bce bcg bck bcp bcr bcs bct be- bea beb bec bee beg bek bep ber bes bet bga bgb bgc bge bgg bgk bgp bgr bgs bgt bka bkb bkc bke bkg bkk bkp bkr bks bkt bpa bpb bpc bpe bpg bpp bpr bps bpt bra brb bre brg brk brp brr brs brt bsa bsb bsc bse bsg bsk bsp bsr bss bst bta btb btc bte btg btk btp btr bts btt c-- caa cab cac cae cag cak cap car cas cat cba cbb cbc cbe cbg cbk cbp cbr cbs cbt cca ccb ccc cce ccg cck ccp ccr ccs cct ce- cea ceb cec cee ceg cek cep cer ces cet cga cgb cgc cge cgg cgp cgr cgs cgt cka ckb ckc cks ckt cpa cpb cpc cpe cpg cpk cpp cpr cps cpt cra crb crc cre crg crk crp crr crs crt csa csb csc cse csg csk csp csr css cst cta ctb ctc cte ctg ctk ctp ctr cts ctt eaa eab eac eae eag eak eap ear eas eat eba ebb ebc ebe ebg ebk ebp ebr ebs ebt ec- eca ecb ecc ece ecg eck ecr ecs ect eea eeb eec eee eeg eek eep eer ees eet ega egb egc ege egg egp egr egs egt eka ekb ekc eke ekg ekp ekr eks ekt ep- epa epb epc epe epg epp epr eps ept era erb erc ere erg erk erp err ers ert es- esa esb esc ese esg esk esp esr ess est eta etb etc ete etg etk etp etr ets ett g-p gaa gab gac gae gag gak gap gar gas gat gba gbc gbe gbg gbk gbp gbr gbs gbt gca gcb gcc gce gcg gck gcp gcr gcs gct ge- gea geb gec gee geg gek gep ger ges get gga ggb ggc ggg ggp ggr ggs ggt gka gkb gkp gks gkt gpa gpb gpc gpe gpg gpk gpp gpr gps gpt gra grb grc gre grg grk grp grr grs grt gsa gsb gsc gse gsg gsk gsp gsr gss gst gta gtb gtc gte gtg gtk gtp gtr gts gtt k-t ka- kaa kab kac kae kag kak kap kar kas kat kba kbb kbc kbe kbk kbp kbr kbs kca kcb kcc kce kcg kck kcp kcr kcs kct ke- kea keb kec kee keg kek kep ker kes ket kga kgb kgc kgp kgs kkb kkc kke kkk kkp kkr kks kkt kpa kpc kpe kpk kpp kpr kps kpt kra krc krg krk krp krr krs krt ksa ksb ksc kse ksg ksk ksp ksr kss kst kta ktb ktc kte ktg ktk ktp ktr kts ktt p-p paa pab pac pae pag pak pap par pas pat pba pbb pbc pbe pbg pbk pbp pbr pbs pbt pca pcb pcc pce pcg pck pcp pcr pcs pct pea peb pec pee peg pek pep per pes pet pga pgb pgc pge pgg pgk pgp pgr pgs pgt pka pkb pkc pke pkg pkp pkr pks pkt ppa ppb ppc ppe ppg ppk ppp ppr pps ppt pra prb prc pre prg prk prp prr prs prt ps- psa psb psc pse psg psk psp psr pss pst pt- pta ptb ptc pte ptg ptk ptp ptr pts ptt ra- raa rab rac rae rag rak rap rar ras rat rba rbb rbc rbe rbg rbk rbp rbr rbs rbt rca rcb rcc rce rcg rcp rcr rcs rct re- rea reb rec ree reg rek rep rer res ret rga rgb rgc rge rgg rgk rgp rgr rgs rgt rkb rkc rke rkg rkk rkp rks rkt rpa rpb rpc rpe rpg rpk rpp rpr rps rpt rra rrb rrc rrg rrk rrp rrr rrs rrt rsa rsb rsc rse rsg rsk rsp rsr rss rst rta rtb rtc rte rtg rtk rtp rtr rts rtt saa sab sac sae sag sak sap sar sas sat sba sbb sbc sbe sbg sbk sbp sbr sbs sbt sca scb scc sce scg sck scp scr scs sct se- sea seb sec see seg sek sep ser ses set sga sgb sgc sge sgg sgk sgp sgr sgs sgt sk- ska skb skc ske skg skk skp skr sks skt spa spb spc spe spg spk spp spr sps spt sr- sra srb src sre srg srk srp srr srs srt ss- ssa ssb ssc sse ssg ssk ssp ssr sss sst sta stb stc ste stg stk stp str sts stt taa tab tac tae tag tak tap tar tas tat tba tbb tbc tbe tbg tbk tbp tbr tbs tbt tca tcb tcc tce tcg tck tcp tcr tcs tct te- tea teb tec tee teg tek tep ter tes tet tga tgb tgc tge tgg tgk tgp tgr tgs tgt tka tkb tkc tke tkg tkk tkp tkr tks tkt tpa tpb tpc tpe tpg tpk tpp tpr tps tpt tra trb trc tre trg trk trp trr trs trt tsa tsb tsc tse tsg tsk tsp tsr tss tst tta ttb ttc tte ttg ttk ttp ttr tts ttt

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