-th a-a a-b a-c a-t aaa aab aac aad aah aam aao aar aat ab- aba abb abc abd abh abm abo abr abt ac- aca acb acc acd ach acm aco acr act ad- ada adb adc add adh adm ado adr adt aha ahb ahc ahd ahh ahm aho ahr aht ama amb amc amd amh amm amo amr amt aoa aob aoc aod aoh aom aoo aor aot ar- ara arb arc ard arh arm aro arr art at- ata atb atc atd ath atm ato atr att baa bab bac bad bah bam bao bar bat bba bbb bbc bbd bbh bbm bbo bbr bbt bca bcb bcc bcd bch bcm bco bcr bct bda bdb bdc bdd bdh bdm bdo bdr bdt bha bhb bhc bhd bhh bhm bho bhr bht bma bmb bmc bmd bmh bmm bmo bmr bmt boa bob boc bod boh bom boo bor bot bra brb brd brh brm bro brr brt bta btb btc btd bth btm bto btr btt c-- caa cab cac cad cah cam cao car cat cba cbb cbc cbd cbh cbm cbo cbr cbt cca ccb ccc ccd cch ccm cco ccr cct cda cdb cdc cdd cdh cdm cdo cdr cdt ch- cha chb chc chd chh chm cho chr cht cma cmb cmc cmd cmh cmm cmo cmr cmt co- coa cob coc cod coh com coo cor cot cra crb crc crd crh crm cro crr crt cta ctb ctc ctd cth ctm cto ctr ctt daa dab dac dad dah dam dao dar dat dba dbb dbc dbd dbh dbm dbo dbr dbt dca dcb dcc dcd dcm dco dcr dct dda ddb ddc ddd ddh ddm ddo ddr ddt dh- dha dhb dhc dhd dhh dhm dho dhr dht dma dmb dmc dmd dmh dmm dmo dmr dmt doa dob doc dod doh dom doo dor dot dra drb drc drd drm dro drr drt dta dtb dtc dtd dth dtm dto dtr dtt haa hab hac had hah ham hao har hat hba hbb hbc hbd hbh hbm hbo hbr hbt hca hcb hcc hcd hch hcm hco hcr hct hda hdb hdc hdd hdh hdm hdo hdr hdt hha hhb hhc hhd hhh hhm hho hhr hht hma hmb hmc hmd hmh hmm hmo hmr hmt hoa hob hoc hod hoh hom hoo hor hot hr- hra hrb hrc hrd hrh hrm hro hrr hrt hta htb htc htd hth htm hto htr htt m-o m-r maa mab mac mad mah mam mao mar mat mba mbb mbc mbd mbh mbm mbo mbr mbt mc- mca mcb mcc mcd mch mcm mco mcr mct mda mdb mdc mdd mdh mdm mdo mdr mdt mha mhc mhd mhh mhm mho mhr mht mma mmb mmc mmd mmh mmm mmo mmr mmt moa mob moc mod moh mom moo mor mot mra mrb mrc mrd mrh mrm mro mrr mrt mta mtb mtc mtd mth mtm mto mtr mtt oaa oab oac oad oah oam oao oar oat ob- oba obb obc obd obh obm obo obr obt oc- oca ocb occ ocd och ocm oco ocr oct oda odb odc odd odh odm odo odr odt oha ohc ohd ohh ohm oho ohr oht om- oma omb omc omd omh omm omo omr omt oo- ooa oob ooc ood ooh oom ooo oor oot or- ora orb orc ord orh orm oro orr ort ot- ota otb otc otd oth otm oto otr ott ra- raa rab rac rad rah ram rao rar rat rba rbb rbc rbd rbh rbm rbo rbr rbt rca rcb rcc rcd rch rcm rco rcr rct rda rdb rdc rdd rdh rdm rdo rdr rdt rh- rha rhb rhc rhd rhh rhm rho rhr rht rma rmb rmc rmd rmh rmm rmo rmr rmt roa rob roc rod roh rom roo ror rot rra rrb rrc rrd rrh rrm rrr rrt rta rtb rtc rtd rtm rto rtr rtt taa tab tac tad tah tam tao tar tat tba tbb tbc tbd tbh tbm tbo tbr tbt tca tcb tcc tcd tch tcm tco tcr tct tda tdb tdc tdd tdh tdm tdo tdr tdt th- tha thb thc thd thh thm tho thr tht tma tmb tmc tmd tmh tmm tmo tmr tmt to- toa tob toc tod toh tom too tor tot tra trb trc trd trh trm tro trr trt tta ttb ttc ttd tth ttm tto ttr ttt

a-do a-ha aaaa aaab aaac aaad aaah aaam aaar aaba aabb aabc aabd aabh aabm aabt aaca aacb aacc aacd aach aacm aaco aacr aact aada aadc aadt aaha aama aamb aamc aamd aamo aamr aaoo aara aarc aard aarm aaro aart aata aatc aatt abaa abab abac abad abam abar abat abb- abba abbb abbo abbr abbt abca abcb abcc abcd abch abcr abct abda abdo abha abhm abho abhr abma abmb abmc abmt aboa abob abod aboh aboo abor abot abra abrc abro abta ac-t acaa acab acac acad acar acat acba acca accc accd acch accm acco acct acda acdb acdc acdm acdt acha achh acho achr acht acma acmc acmh acoa acod acoh acom acor acot acr- acra acrc acrm acro acrr acta actc acth acto actt adaa adab adac adad adah adam adao adar adat adba adbc adcc adda addc addd addo addr adha adhd adho adma admb admr adob adoc adod adoo ador adot adra adro adta ahab ahac ahad ahah aham ahar ahat ahha ahmc ahoa ahod ahom ahor ahot ahra ahrc ahrr ahta ahto amaa amac amad amah amam amar amat amb- amba ambo ambr amca amcc amco amda amdh amdo amdt amm- amma ammo amob amoc amod amoo amor amot amra amrc amro amta amtc amto aoah aoba aoca aodh aoma aora aorb aort aotc aotd arab arac arad arah aram arar arat arba arbh arc- arca arch arcm arco arct arda ardc ardm ardo arh- arma armc armd armh armm