-th a-a a-b a-c a-t aaa aab aac aah aam aao aar aat aau ab- aba abb abc abh abm abo abr abt abu ac- aca acb acc ach acm aco acr act acu aha ahb ahc ahh ahm aho ahr aht ahu ama amb amc amh amm amo amr amt amu aoa aob aoc aoh aom aoo aor aot aou ar- ara arb arc arh arm aro arr art aru at- ata atb atc ath atm ato atr att atu au- aua aub auc auh aum auo aur aut b-u baa bab bac bah bam bao bar bat bau bba bbb bbc bbh bbm bbo bbr bbt bbu bca bcb bcc bch bcm bco bcr bct bcu bha bhb bhc bhh bhm bho bhr bht bhu bma bmb bmc bmh bmm bmo bmr bmt bmu boa bob boc boh bom boo bor bot bou bra brb brh brm bro brr brt bru bta btb btc bth btm bto btr btt btu bua bub buc buh bum buo bur but buu c-- caa cab cac cah cam cao car cat cau cba cbb cbc cbh cbm cbo cbr cbt cbu cca ccb ccc cch ccm cco ccr cct ccu ch- cha chb chc chh chm cho chr cht chu cma cmb cmc cmh cmm cmo cmr cmt cmu co- coa cob coc coh com coo cor cot cou cra crb crc crh crm cro crr crt cru cta ctb ctc cth ctm cto ctr ctt ctu cua cub cuc cuh cum cuo cur cut cuu haa hab hac hah ham hao har hat hau hba hbb hbc hbh hbm hbo hbr hbt hbu hca hcb hcc hch hcm hco hcr hct hha hhb hhc hhh hhm hho hhr hht hhu hma hmb hmc hmh hmm hmo hmr hmt hmu hoa hob hoc hoh hom hoo hor hot hou hr- hra hrb hrc hrh hrm hro hrr hrt hru hta htb htc hth htm hto htr htt hua hub huc huh hum huo hur hut huu m-o m-r maa mab mac mah mam mao mar mat mau mba mbb mbc mbh mbm mbo mbr mbt mbu mc- mca mcb mcc mch mcm mco mcr mct mcu mha mhc mhh mhm mho mhr mht mhu mma mmb mmc mmh mmm mmo mmr mmt mmu moa mob moc moh mom moo mor mot mou mra mrb mrc mrh mrm mro mrr mrt mru mta mtb mtc mth mtm mto mtr mtt mtu mua mub muc muh mum mur mut muu oaa oab oac oah oam oao oar oat oau ob- oba obb obc obh obm obo obr obt obu oc- oca ocb occ och ocm oco ocr oct ocu oha ohc ohh ohm oho ohr oht ohu om- oma omb omc omh omm omo omr omt omu oo- ooa oob ooc ooh oom ooo oor oot or- ora orb orc orh orm oro orr ort oru ot- ota otb otc oth otm oto otr ott otu ou- oua ouc ouh oum ouo our out ra- raa rab rac rah ram rao rar rat rau rba rbb rbc rbh rbm rbo rbr rbt rbu rca rcb rcc rch rcm rco rcr rct rcu rh- rha rhb rhc rhh rhm rho rhr rht rhu rma rmb rmc rmh rmm rmo rmr rmt roa rob roc roh rom roo ror rot rou rra rrb rrc rrh rrm rrr rrt rru rta rtb rtc rtm rto rtr rtt rtu rua rub ruc ruh rum ruo rur rut ruu taa tab tac tah tam tao tar tat tau tba tbb tbc tbh tbm tbo tbr tbt tbu tca tcb tcc tch tcm tco tcr tct tcu th- tha thb thc thh thm tho thr tht thu tma tmb tmc tmh tmm tmo tmr tmt tmu to- toa tob toc toh tom too tor tot tou tra trb trc trh trm tro trr trt tru tta ttb ttc tth ttm tto ttr ttt ttu tua tub tuc tuh tum tuo tur tut tuu ua- uaa uab uac uah uam uao uar uat uau uba ubb ubc ubh ubo ubr ubt ubu uca ucb ucc uch ucm uco ucr uct ucu uha uhb uhc uhh uhm uho uhr uht uhu um- uma umb umc umh umm umo umr umt umu uoa uob uoc uom uoo uor uot ur- ura urb urc urm uro urr urt uru uta utb utc uth utm uto utr utt utu uua uuc uum uur uut uuu

-hou a-ha aaaa aaab aaac aaah aaam aaar aaba aabb aabc aabh aabm aabt aaca aacb aacc aach aacm aaco aacr aact aacu aaha aama aamb aamc aamo aamr aaoo aara aarc aarm aaro aart aaru aata aatc aatt abaa abab abac abam abar abat abau abb- abba abbb abbo abbr abbt abca abcb abcc abch abcr abct abha abhm abho abhr abma abmb abmc abmt aboa abob aboh aboo abor abot abou abra abrc abro abta abtu abua abum abut ac-t acaa acab acac acar acat acba acca accc acch accm acco acct accu acha achh acho achr acht achu acma acmc acmh acmu acoa acoh acom acor acot acou acr- acra acrc acrm acro acrr acta actc acth acto actt actu acu- acum acuo acur acut ahab ahac ahah aham ahar ahat ahau ahha ahmc ahoa ahom ahor ahot ahra ahrc ahrr ahta ahto ahua ahum amaa amac amah amam amar amat amb- amba ambo ambr ambu amca amcc amco amm- amma ammo ammu amob amoc amoo amor amot amou amra amrc amro amta amtc amto amua amum amur aoah aoba aoca aoma aora aorb aort aotc aout arab arac arah aram arar arat arau arba arbh arc- arca arch arcm arco arct arh- arma armc armh armm armo armt armu aroa arob arom aroo aror arr- arra arrc arrh arro arrr arrt arru arta artc arth arto artr arua arub arum arut at-t ataa atab atac atar atat atca atcc atch atco atcr atha atho atm- atma atmo atmu atob atoc atom ator atot atra atrc