-th a-a a-b a-t aaa aab aah aam aan aas aat ab- aba abb abh abm abn abs abt aha ahb ahh ahm ahn ahs aht ama amb amh amm amn ams amt an- ana anb anh anm ann ans ant as- asa asb ash asm asn ass ast at- ata atb ath atm atn ats att baa bab bah bam ban bas bat bba bbb bbh bbm bbn bbs bbt bha bhb bhh bhm bhs bht bma bmb bmh bmm bmn bms bmt bna bnb bnn bns bnt bsa bsb bsh bsm bsn bss bst bta btb bth btm btn bts btt haa hab hah ham han has hat hba hbb hbh hbm hbn hbs hbt hha hhb hhh hhm hhn hhs hht hma hmb hmh hmm hms hmt hna hnb hnh hnn hns hnt hsa hsb hsh hsm hsn hss hst hta htb hth htm htn hts htt maa mab mah mam man mas mat mba mbb mbh mbm mbs mbt mha mhh mhm mhn mhs mht mma mmb mmh mmm mmn mms mmt mna mnb mnm mnn mns mnt msa msb msh msm msn mss mst mta mtb mth mtm mtn mts mtt naa nab nah nam nan nas nat nba nbb nbm nbn nbs nbt nha nhb nhh nhm nhn nhs nht nma nmb nmh nmm nmn nms nmt nna nnb nnh nnm nnn nns nnt nsa nsb nsh nsm nsn nss nst nta ntb nth ntm ntn nts ntt saa sab sah sam san sas sat sba sbb sbh sbm sbn sbs sbt sh- sha shb shh shm shn shs sht sma smb smh smm smn sms smt sna snb snm snn sns snt ss- ssa ssb ssh ssm ssn sss sst sta stb sth stm stn sts stt taa tab tah tam tan tas tat tba tbb tbh tbm tbn tbs tbt th- tha thb thh thm thn ths tht tma tmb tmh tmm tmn tms tmt tna tnb tnh tnm tnn tns tnt tsa tsb tsh tsm tsn tss tst tta ttb tth ttm ttn tts ttt