-er -th a-a a-b a-t aaa aab aad aae aah aao aap aar aas aat ab- aba abb abd abe abh abo abp abr abs abt ad- ada adb add ade adh ado adp adr ads adt aea aeb aed aee aeh aeo aep aer aes aet aha ahb ahd ahe ahh aho ahp ahr ahs aht aoa aob aod aoe aoh aoo aop aor aos aot ap- apa apb apd ape aph apo app apr aps apt ar- ara arb ard are arh aro arp arr ars art as- asa asb asd ase ash aso asp asr ass ast at- ata atb atd ate ath ato atp atr ats att b-p baa bab bad bae bah bao bap bar bas bat bba bbb bbd bbe bbh bbo bbp bbr bbs bbt bda bdb bdd bde bdh bdo bdp bdr bds bdt be- bea beb bed bee beh beo bep ber bes bet bha bhb bhd bhe bhh bho bhp bhr bhs bht boa bob bod boe boh boo bop bor bos bot bpa bpb bpd bpe bph bpo bpp bpr bps bpt bra brb brd bre brh bro brp brr brs brt bsa bsb bsd bse bsh bso bsp bsr bss bst bta btb btd bte bth bto btp btr bts btt daa dab dad dae dah dao dap dar das dat dba dbb dbd dbe dbh dbo dbp dbr dbs dbt dda ddb ddd dde ddh ddo ddp ddr dds ddt de- dea deb ded dee deh deo dep der des det dh- dha dhb dhd dhe dhh dho dhp dhr dhs dht doa dob dod doe doh doo dop dor dos dot dpa dpb dpd dpe dph dpo dpp dpr dps dpt dra drb drd dre dro drp drr drs drt dsa dsb dsd dse dsh dso dsp dsr dss dst dta dtb dtd dte dth dto dtp dtr dts dtt eaa eab ead eae eah eao eap ear eas eat eba ebb ebd ebe ebh ebo ebp ebr ebs ebt ed- eda edb edd ede edh edo edp edr eds edt eea eeb eed eee eeo eep eer ees eet eha ehb ehd ehe ehh eho ehp ehr ehs eht eo- eoa eob eod eoe eoh eoo eop eor eos eot ep- epa epb epd epe eph epo epp epr eps ept era erb erd ere erh ero erp err ers ert es- esa esb esd ese esh eso esp esr ess est eta etb etd ete eth eto etp etr ets ett haa hab had hae hah hao hap har has hat hba hbb hbd hbe hbh hbo hbp hbr hbs hbt hda hdb hdd hde hdh hdo hdp hdr hds hdt he- hea heb hed hee heh heo hep her hes het hha hhb hhd hhe hhh hho hhp hhr hhs hht hoa hob hod hoe hoh hoo hop hor hos hot hpa hpb hpd hpe hph hpo hpp hpr hps hpt hr- hra hrb hrd hre hrh hro hrp hrr hrs hrt hsa hsb hsd hse hsh hsp hsr hss hst hta htb htd hte hth hto htp htr hts htt oaa oab oad oae oah oao oap oar oas oat ob- oba obb obd obe obh obo obp obr obs obt oda odb odd ode odh odo odp odr ods odt oea oeb oed oee oeh oeo oep oer oes oet oha ohd ohe ohh oho ohp ohr ohs oht oo- ooa oob ood ooh ooo oop oor oos oot op- opa opb opd ope oph opo opp opr ops opt or- ora orb ord ore orh oro orp orr ors ort os- osa osb osd ose osh oso osp osr oss ost ot- ota otb otd ote oth oto otp otr ots ott p-p paa pab pad pae pah pao pap par pas pat pba pbb pbd pbe pbo pbp pbr pbs pbt pda pdb pdd pde pdh pdo pdp pdr pds pdt pea peb ped pee peh peo pep per pes pet pha phb phd phe pho php phr phs pht poa pob pod poe poh poo pop por pos pot ppa ppb ppd ppe pph ppo ppp ppr pps ppt pra prb prd pre prh pro prp prr prs prt ps- psa psb psd pse psh pso psp psr pss pst pt- pta ptb ptd pte pth pto ptp ptr pts ptt ra- raa rab rad rae rah rao rap rar ras rat rba rbb rbd rbe rbh rbo rbp rbr rbs rbt rda rdb rdd rde rdh rdo rdp rdr rds rdt re- rea reb red ree reh reo rep rer res ret rh- rha rhb rhd rhe rhh rho rhp rhr rhs rht roa rob rod roe roh roo rop ror ros rot rpa rpb rpd rpe rph rpo rpp rpr rps rpt rra rrb rrd rrh rrp rrr rrs rrt rsa rsb rsd rse rsh rso rsp rsr rss rst rta rtb rtd rte rto rtp rtr rts rtt saa sab sad sae sah sao sap sar sas sat sba sbb sbd sbe sbh sbo sbp sbr sbs sbt sda sdb sdd sde sdh sdo sdp sdr sds sdt se- sea seb sed see seh seo sep ser ses set sh- sha shb shd she shh sho shp shr shs sht soa sob sod soe soh soo sop sor sos sot spa spb spd spe sph spo spp spr sps spt sr- sra srb srd sre srh sro srp srr srs srt ss- ssa ssb ssd sse ssh sso ssp ssr sss sst sta stb std ste sth sto stp str sts stt taa tab tad tae tah tao tap tar tas tat tba tbb tbd tbe tbh tbo tbp tbr tbs tbt tda tdb tdd tde tdh tdo tdp tdr tds tdt te- tea teb ted tee teh teo tep ter tes tet th- tha thb thd the thh tho thp thr ths tht to- toa tob tod toe toh too top tor tos tot tpa tpb tpd tpe tph tpo tpp tpr tps tpt