-th a-a a-b a-t aaa aab aah aam aan aar aat ab- aba abb abh abm abn abr abt aha ahb ahh ahm ahn ahr aht ama amb amh amm amn amr amt an- ana anb anh anm ann anr ant ar- ara arb arh arm arn arr art at- ata atb ath atm atn atr att baa bab bah bam ban bar bat bba bbb bbh bbm bbn bbr bbt bha bhb bhh bhm bhr bht bma bmb bmh bmm bmn bmr bmt bna bnb bnn bnr bnt bra brb brh brm brn brr brt bta btb bth btm btn btr btt haa hab hah ham han har hat hba hbb hbh hbm hbn hbr hbt hha hhb hhh hhm hhn hhr hht hma hmb hmh hmm hmr hmt hna hnb hnh hnn hnt hr- hra hrb hrh hrm hrn hrr hrt hta htb hth htm htn htr htt m-r maa mab mah mam man mar mat mba mbb mbh mbm mbr mbt mha mhh mhm mhn mhr mht mma mmb mmh mmm mmn mmr mmt mna mnb mnm mnn mnr mnt mra mrb mrh mrm mrn mrr mrt mta mtb mth mtm mtn mtr mtt naa nab nah nam nan nar nat nba nbb nbm nbn nbr nbt nha nhb nhh nhm nhn nhr nht nma nmb nmh nmm nmn nmr nmt nna nnb nnh nnm nnn nnt nra nrb nrm nrn nrr nrt nta ntb nth ntm ntn ntr ntt ra- raa rab rah ram ran rar rat rba rbb rbh rbm rbn rbr rbt rh- rha rhb rhh rhm rhn rhr rht rma rmb rmh rmm rmn rmr rmt rna rnb rnh rnm rnn rnr rnt rra rrb rrh rrm rrn rrr rrt rta rtb rtm rtn rtr rtt taa tab tah tam tan tar tat tba tbb tbh tbm tbn tbr tbt th- tha thb thh thm thn thr tht tma tmb tmh tmm tmn tmr tmt tna tnb tnh tnm tnn tnr tnt tra trb trh trm trn trr trt tta ttb tth ttm ttn ttr ttt