-th a-a a-b a-t aaa aab aah aam aao aar aas aat ab- aba abb abh abm abo abr abs abt aha ahb ahh ahm aho ahr ahs aht ama amb amh amm amo amr ams amt aoa aob aoh aom aoo aor aos aot ar- ara arb arh arm aro arr ars art as- asa asb ash asm aso asr ass ast at- ata atb ath atm ato atr ats att baa bab bah bam bao bar bas bat bba bbb bbh bbm bbo bbr bbs bbt bha bhb bhh bhm bho bhr bhs bht bma bmb bmh bmm bmo bmr bms bmt boa bob boh bom boo bor bos bot bra brb brh brm bro brr brs brt bsa bsb bsh bsm bso bsr bss bst bta btb bth btm bto btr bts btt haa hab hah ham hao har has hat hba hbb hbh hbm hbo hbr hbs hbt hha hhb hhh hhm hho hhr hhs hht hma hmb hmh hmm hmo hmr hms hmt hoa hob hoh hom hoo hor hos hot hr- hra hrb hrh hrm hro hrr hrs hrt hsa hsb hsh hsm hsr hss hst hta htb hth htm hto htr hts htt m-o m-r maa mab mah mam mao mar mas mat mba mbb mbh mbm mbo mbr mbs mbt mha mhh mhm mho mhr mhs mht mma mmb mmh mmm mmo mmr mms mmt moa mob moh mom moo mor mos mot mra mrb mrh mrm mro mrr mrs mrt msa msb msh msm mso msr mss mst mta mtb mth mtm mto mtr mts mtt oaa oab oah oam oao oar oas oat ob- oba obb obh obm obo obr obs obt oha ohh ohm oho ohr ohs oht om- oma omb omh omm omo omr oms omt oo- ooa oob ooh oom ooo oor oos oot or- ora orb orh orm oro orr ors ort os- osa osb osh osm oso osr oss ost ot- ota otb oth otm oto otr ots ott ra- raa rab rah ram rao rar ras rat rba rbb rbh rbm rbo rbr rbs rbt rh- rha rhb rhh rhm rho rhr rhs rht rma rmb rmh rmm rmo rmr rms rmt roa rob roh rom roo ror ros rot rra rrb rrh rrm rrr rrs rrt rsa rsb rsh rsm rso rsr rss rst rta rtb rtm rto rtr rts rtt saa sab sah sam sao sar sas sat sba sbb sbh sbm sbo sbr sbs sbt sh- sha shb shh shm sho shr shs sht sma smb smh smm smo smr sms smt soa sob soh som soo sor sos sot sr- sra srb srh srm sro srr srs srt ss- ssa ssb ssh ssm sso ssr sss sst sta stb sth stm sto str sts stt taa tab tah tam tao tar tas tat tba tbb tbh tbm tbo tbr tbs tbt th- tha thb thh thm tho thr ths tht tma tmb tmh tmm tmo tmr tms tmt to- toa tob toh tom too tor tos tot tra trb trh trm tro trr trs trt tsa tsb tsh tsm tso tsr tss tst tta ttb tth ttm tto ttr tts ttt