-th a-a a-b a-c a-t aaa aab aac aah aam aao aap aar aat ab- aba abb abc abh abm abo abp abr abt ac- aca acb acc ach acm aco acp acr act aha ahb ahc ahh ahm aho ahp ahr aht ama amb amc amh amm amo amp amr amt aoa aob aoc aoh aom aoo aop aor aot ap- apa apb apc aph apm apo app apr apt ar- ara arb arc arh arm aro arp arr art at- ata atb atc ath atm ato atp atr att b-p baa bab bac bah bam bao bap bar bat bba bbb bbc bbh bbm bbo bbp bbr bbt bca bcb bcc bch bcm bco bcp bcr bct bha bhb bhc bhh bhm bho bhp bhr bht bma bmb bmc bmh bmm bmo bmp bmr bmt boa bob boc boh bom boo bop bor bot bpa bpb bpc bph bpm bpo bpp bpr bpt bra brb brh brm bro brp brr brt bta btb btc bth btm bto btp btr btt c-- caa cab cac cah cam cao cap car cat cba cbb cbc cbh cbm cbo cbp cbr cbt cca ccb ccc cch ccm cco ccp ccr cct ch- cha chb chc chh chm cho chp chr cht cma cmb cmc cmh cmm cmo cmp cmr cmt co- coa cob coc coh com coo cop cor cot cpa cpb cpc cph cpm cpo cpp cpr cpt cra crb crc crh crm cro crp crr crt cta ctb ctc cth ctm cto ctp ctr ctt haa hab hac hah ham hao hap har hat hba hbb hbc hbh hbm hbo hbp hbr hbt hca hcb hcc hch hcm hco hcp hcr hct hha hhb hhc hhh hhm hho hhp hhr hht hma hmb hmc hmh hmm hmo hmp hmr hmt hoa hob hoc hoh hom hoo hop hor hot hpa hpb hpc hph hpm hpo hpp hpr hpt hr- hra hrb hrc hrh hrm hro hrp hrr hrt hta htb htc hth htm hto htp htr htt m-o m-r maa mab mac mah mam mao map mar mat mba mbb mbc mbh mbm mbo mbp mbr mbt mc- mca mcb mcc mch mcm mco mcp mcr mct mha mhc mhh mhm mho mhp mhr mht mma mmb mmc mmh mmm mmo mmp mmr mmt moa mob moc moh mom moo mop mor mot mpa mpb mpc mph mpm mpo mpp mpr mpt mra mrb mrc mrh mrm mro mrp mrr mrt mta mtb mtc mth mtm mto mtp mtr mtt oaa oab oac oah oam oao oap oar oat ob- oba obb obc obh obm obo obp obr obt oc- oca ocb occ och ocm oco ocp ocr oct oha ohc ohh ohm oho ohp ohr oht om- oma omb omc omh omm omo omp omr omt oo- ooa oob ooc ooh oom ooo oop oor oot op- opa opb opc oph opm opo opp opr opt or- ora orb orc orh orm oro orp orr ort ot- ota otb otc oth otm oto otp otr ott p-p paa pab pac pah pam pao pap par pat pba pbb pbc pbm pbo pbp pbr pbt pca pcb pcc pch pcm pco pcp pcr pct pha phb phc phm pho php phr pht pma pmb pmc pmh pmm pmo pmp pmr pmt poa pob poc poh pom poo pop por pot ppa ppb ppc pph ppm ppo ppp ppr ppt pra prb prc prh prm pro prp prr prt pt- pta ptb ptc pth ptm pto ptp ptr ptt ra- raa rab rac rah ram rao rap rar rat rba rbb rbc rbh rbm rbo rbp rbr rbt rca rcb rcc rch rcm rco rcp rcr rct rh- rha rhb rhc rhh rhm rho rhp rhr rht rma rmb rmc rmh rmm rmo rmp rmr rmt roa rob roc roh rom roo rop ror rot rpa rpb rpc rph rpm rpo rpp rpr rpt rra rrb rrc rrh rrm rrp rrr rrt rta rtb rtc rtm rto rtp rtr rtt taa tab tac tah tam tao tap tar tat tba tbb tbc tbh tbm tbo tbp tbr tbt tca tcb tcc tch tcm tco tcp tcr tct th- tha thb thc thh thm tho thp thr tht tma tmb tmc tmh tmm tmo tmp tmr tmt to- toa tob toc toh tom too top tor tot tpa tpb tpc tph tpm tpo tpp tpr tpt tra trb trc trh trm tro trp trr trt tta ttb ttc tth ttm tto ttp ttr ttt

a-ha aaaa aaab aaac aaah aaam aaap aaar aaba aabb aabc aabh aabm aabp aabt aaca aacb aacc aach aacm aaco aacp aacr aact aaha aama aamb aamc aamo aamp aamr aaoo aapa aapc aaph aapm aapo aapt aara aarc aarm aaro aarp aart aata aatc aatt abaa abab abac abam abap abar abat abb- abba abbb abbo abbr abbt abca abcb abcc abch abcp abcr abct abha abhm abho abhr abma abmb abmc abmt aboa abob aboh aboo abor abot abpa abpc abpm abpp abpr abra abrc abro abta ac-t acaa acab acac acap acar acat acba acca accc acch accm acco accp acct acha achh acho achp achr acht acma acmc acmh acmp acoa acoh acom acop acor acot acpa acpm acpr acpt acr- acra acrc acrm acro acrr acta actc acth acto actt ahab ahac ahah aham ahar ahat ahha ahmc ahoa ahom ahop ahor ahot ahra ahrc ahrr ahta ahto amaa amac amah amam amap amar amat amb- amba ambo ambr amca amcc amco amm- amma ammo amob amoc amoo amor amot ampa ampc amph ampm ampo ampt amra amrc amro amta amtc amto amtp aoah aoba aoca aoma aopo aora aorb aort aotc apac apah apam apao apap apar apat apba apbr apca apcb apcc apcm apco apcr aph- apha aphc apma apo- apoc apom apoo apop apor apot appa appc apph appr appt apra aprc apro aprt apta aptc aptt arab arac arah aram arap arar arat arba arbh arc- arca