-th a-a a-b a-c a-t aaa aab aac aah aam aao aar aat aay ab- aba abb abc abh abm abo abr abt aby ac- aca acb acc ach acm aco acr act acy aha ahb ahc ahh ahm aho ahr aht ahy ama amb amc amh amm amo amr amt amy aoa aob aoc aoh aom aoo aor aot ar- ara arb arc arh arm aro arr art ary at- ata atb atc ath atm ato atr att ay- aya ayc ayh ayo ayr ayt baa bab bac bah bam bao bar bat bay bba bbb bbc bbh bbm bbo bbr bbt bby bca bcb bcc bch bcm bco bcr bct bcy bha bhb bhc bhh bhm bho bhr bht bma bmb bmc bmh bmm bmo bmr bmt boa bob boc boh bom boo bor bot boy bra brb brh brm bro brr brt bry bta btb btc bth btm bto btr btt bty by- bya byc byh bym byo byr byt c-- caa cab cac cah cam cao car cat cay cba cbb cbc cbh cbm cbo cbr cbt cby cca ccb ccc cch ccm cco ccr cct ch- cha chb chc chh chm cho chr cht chy cma cmb cmc cmh cmm cmo cmr cmt cmy co- coa cob coc coh com coo cor cot coy cra crb crc crh crm cro crr crt cry cta ctb ctc cth ctm cto ctr ctt cty cya cyb cyc cym cyo cyr cyt haa hab hac hah ham hao har hat hay hba hbb hbc hbh hbm hbo hbr hbt hby hca hcb hcc hch hcm hco hcr hct hcy hha hhb hhc hhh hhm hho hhr hht hhy hma hmb hmc hmh hmm hmo hmr hmt hmy hoa hob hoc hoh hom hoo hor hot hoy hr- hra hrb hrc hrh hrm hro hrr hrt hta htb htc hth htm hto htr htt hty hy- hya hyb hyc hyh hym hyo hyr hyt hyy m-o m-r maa mab mac mah mam mao mar mat may mba mbb mbc mbh mbm mbo mbr mbt mc- mca mcb mcc mch mcm mco mcr mct mha mhc mhh mhm mho mhr mht mma mmb mmc mmh mmm mmo mmr mmt moa mob moc moh mom moo mor mot moy mra mrb mrc mrh mrm mro mrr mrt mry mta mtb mtc mth mtm mto mtr mtt my- mya myb myc myh mym myo myr myt oaa oab oac oah oam oao oar oat ob- oba obb obc obh obm obo obr obt oby oc- oca ocb occ och ocm oco ocr oct oha ohc ohh ohm oho ohr oht om- oma omb omc omh omm omo omr omt omy oo- ooa oob ooc ooh oom ooo oor oot or- ora orb orc orh orm oro orr ort ory ot- ota otb otc oth otm oto otr ott oya oyo ra- raa rab rac rah ram rao rar rat ray rba rbb rbc rbh rbm rbo rbr rbt rca rcb rcc rch rcm rco rcr rct rh- rha rhb rhc rhh rhm rho rhr rht rma rmb rmc rmh rmm rmo rmr rmt roa rob roc roh rom roo ror rot roy rra rrb rrc rrh rrm rrr rrt rta rtb rtc rtm rto rtr rtt rty ry- rya ryc rym ryo ryr ryy taa tab tac tah tam tao tar tat tay tba tbb tbc tbh tbm tbo tbr tbt tca tcb tcc tch tcm tco tcr tct th- tha thb thc thh thm tho thr tht thy tma tmb tmc tmh tmm tmo tmr tmt tmy to- toa tob toc toh tom too tor tot toy tra trb trc trh trm tro trr trt try tta ttb ttc tth ttm tto ttr ttt tty tya tyc tym tyo tyr tyt yaa yab yac yah yam yao yar yat yay ybc ybm ybr yby yca ycc ych yco ycy yha yhc yht yma ymc ymm ymo ymt yob yoc yom yoo yor yot yoy yra yrc yro yrt yta ytc yth ytm yto ytr ytt yyb yyc yyt yyy