a-a a-b aaa aab aah aam aan aas ab- aba abb abh abm abn abs aha ahb ahh ahm ahn ahs ama amb amh amm amn ams an- ana anb anh anm ann ans as- asa asb ash asm asn ass baa bab bah bam ban bas bba bbb bbh bbm bbn bbs bha bhb bhh bhm bhs bma bmb bmh bmm bmn bms bna bnb bnn bns bsa bsb bsh bsm bsn bss haa hab hah ham han has hba hbb hbh hbm hbn hbs hha hhb hhh hhm hhn hhs hma hmb hmh hmm hms hna hnb hnh hnn hns hsa hsb hsh hsm hsn hss maa mab mah mam man mas mba mbb mbh mbm mbs mha mhh mhm mhn mhs mma mmb mmh mmm mmn mms mna mnb mnm mnn mns msa msb msh msm msn mss naa nab nah nam nan nas nba nbb nbm nbn nbs nha nhb nhh nhm nhn nhs nma nmb nmh nmm nmn nms nna nnb nnh nnm nnn nns nsa nsb nsh nsm nsn nss saa sab sah sam san sas sba sbb sbh sbm sbn sbs sh- sha shb shh shm shn shs sma smb smh smm smn sms sna snb snm snn sns ss- ssa ssb ssh ssm ssn sss