-er -th a-a a-b a-c a-t aaa aab aac aad aae aah aap aar aat ab- aba abb abc abd abe abh abp abr abt ac- aca acb acc acd ace ach acp acr act ad- ada adb adc add ade adh adp adr adt aea aeb aec aed aee aeh aep aer aet aha ahb ahc ahd ahe ahh ahp ahr aht ap- apa apb apc apd ape aph app apr apt ar- ara arb arc ard are arh arp arr art at- ata atb atc atd ate ath atp atr att b-p baa bab bac bad bae bah bap bar bat bba bbb bbc bbd bbe bbh bbp bbr bbt bca bcb bcc bcd bce bch bcp bcr bct bda bdb bdc bdd bde bdh bdp bdr bdt be- bea beb bec bed bee beh bep ber bet bha bhb bhc bhd bhe bhh bhp bhr bht bpa bpb bpc bpd bpe bph bpp bpr bpt bra brb brd bre brh brp brr brt bta btb btc btd bte bth btp btr btt c-- caa cab cac cad cae cah cap car cat cba cbb cbc cbd cbe cbh cbp cbr cbt cca ccb ccc ccd cce cch ccp ccr cct cda cdb cdc cdd cde cdh cdp cdr cdt ce- cea ceb cec ced cee ceh cep cer cet ch- cha chb chc chd che chh chp chr cht cpa cpb cpc cpd cpe cph cpp cpr cpt cra crb crc crd cre crh crp crr crt cta ctb ctc ctd cte cth ctp ctr ctt daa dab dac dad dae dah dap dar dat dba dbb dbc dbd dbe dbh dbp dbr dbt dca dcb dcc dcd dce dcp dcr dct dda ddb ddc ddd dde ddh ddp ddr ddt de- dea deb dec ded dee deh dep der det dh- dha dhb dhc dhd dhe dhh dhp dhr dht dpa dpb dpc dpd dpe dph dpp dpr dpt dra drb drc drd dre drp drr drt dta dtb dtc dtd dte dth dtp dtr dtt eaa eab eac ead eae eah eap ear eat eba ebb ebc ebd ebe ebh ebp ebr ebt ec- eca ecb ecc ecd ece ech ecr ect ed- eda edb edc edd ede edh edp edr edt eea eeb eec eed eee eep eer eet eha ehb ehc ehd ehe ehh ehp ehr eht ep- epa epb epc epd epe eph epp epr ept era erb erc erd ere erh erp err ert eta etb etc etd ete eth etp etr ett haa hab hac had hae hah hap har hat hba hbb hbc hbd hbe hbh hbp hbr hbt hca hcb hcc hcd hce hch hcp hcr hct hda hdb hdc hdd hde hdh hdp hdr hdt he- hea heb hec hed hee heh hep her het hha hhb hhc hhd hhe hhh hhp hhr hht hpa hpb hpc hpd hpe hph hpp hpr hpt hr- hra hrb hrc hrd hre hrh hrp hrr hrt hta htb htc htd hte hth htp htr htt p-p paa pab pac pad pae pah pap par pat pba pbb pbc pbd pbe pbp pbr pbt pca pcb pcc pcd pce pch pcp pcr pct pda pdb pdc pdd pde pdh pdp pdr pdt pea peb pec ped pee peh pep per pet pha phb phc phd phe php phr pht ppa ppb ppc ppd ppe pph ppp ppr ppt pra prb prc prd pre prh prp prr prt pt- pta ptb ptc ptd pte pth ptp ptr ptt ra- raa rab rac rad rae rah rap rar rat rba rbb rbc rbd rbe rbh rbp rbr rbt rca rcb rcc rcd rce rch rcp rcr rct rda rdb rdc rdd rde rdh rdp rdr rdt re- rea reb rec red ree reh rep rer ret rh- rha rhb rhc rhd rhe rhh rhp rhr rht rpa rpb rpc rpd rpe rph rpp rpr rpt rra rrb rrc rrd rrh rrp rrr rrt rta rtb rtc rtd rte rtp rtr rtt taa tab tac tad tae tah tap tar tat tba tbb tbc tbd tbe tbh tbp tbr tbt tca tcb tcc tcd tce tch tcp tcr tct tda tdb tdc tdd tde tdh tdp tdr tdt te- tea teb tec ted tee teh tep ter tet th- tha thb thc thd the thh thp thr tht tpa tpb tpc tpd tpe tph tpp tpr tpt tra trb trc trd tre trh trp trr trt tta ttb ttc ttd tte tth ttp ttr ttt

a-be a-ha aaaa aaab aaac aaad aaae aaah aaap aaar aaba aabb aabc aabd aabh aabp aabt aaca aacb aacc aacd aace aach aacp aacr aact aada aadc aade aadt aaea aaec aaep aaha aapa aapc aaph aapt aara aarc aard aare aarp aart aata aatc aatt abaa abab abac abad abae abap abar abat abb- abba abbb abbe abbr abbt abca abcb abcc abcd abch abcp abcr abct abda abec abed abee aber abet abha abhr abpa abpc abpd abpp abpr abra abrc abta ac-t acaa acab acac acad acae acap acar acat acba acca accc accd acce acch accp acct acda acdb acdc acde acdp acdt ace- acea acec aced aceh acer acet acha ache achh achp achr acht acpa acpd acpe acpr acpt acr- acra acrc acre acrr acta actc acte acth actt adaa adab adac adad adae adah adap adar adat adba adbc adcc adda addc addd adde addr adea adeb adee adeh ader adet adha adhd adp- adra adre adta aeac aeap aecb aect aede aedt aeer aer- aera aerc aerd aeta aetc aetr aett ahab ahac ahad ahah ahar ahat ahed ahet ahha ahra ahrc ahre ahrr ahta ahte apac apah apap apar apat apba apbr apca apcb apcc apcd apcr apda apdd apea apec aped apeh apep aper apet aph- apha aphc appa appc appd apph appr appt apra aprc apre aprt apta aptc apte aptt arab arac arad arae arah arap arar arat arba arbe arbh arc- arca arce arch arct