a-a a-b a-i aaa aab aah aai aam aao aas ab- aba abb abh abi abm abo abs aha ahb ahh ahi ahm aho ahs ai- aia aib aih aii aim aio ais ama amb amh ami amm amo ams aoa aob aoh aoi aom aoo aos as- asa asb ash asi asm aso ass baa bab bah bai bam bao bas bba bbb bbh bbi bbm bbo bbs bha bhb bhh bhi bhm bho bhs bi- bia bib bih bii bim bio bis bma bmb bmh bmi bmm bmo bms boa bob boh boi bom boo bos bsa bsb bsh bsi bsm bso bss h-i haa hab hah hai ham hao has hba hbb hbh hbi hbm hbo hbs hha hhb hhh hhi hhm hho hhs hia hib hih hii him hio his hma hmb hmh hmi hmm hmo hms hoa hob hoh hoi hom hoo hos hsa hsb hsh hsi hsm hss ia- iaa iab iah iai iam iao ias iba ibb ibh ibi ibm ibo ibs iha ihb ihh ihi ihm iho ihs iia iib iih iii iim iio iis im- ima imb imh imi imm imo ims io- ioa iob ioh ioi iom ioo ios is- isa isb ish isi ism iso iss m-o maa mab mah mai mam mao mas mba mbb mbh mbi mbm mbo mbs mha mhh mhi mhm mho mhs mi- mia mib mih mii mim mio mis mma mmb mmh mmi mmm mmo mms moa mob moh moi mom moo mos msa msb msh msi msm mso mss o-i oaa oab oah oai oam oao oas ob- oba obb obh obi obm obo obs oha ohh ohi ohm oho ohs oia oib oii oim oio ois om- oma omb omh omi omm omo oms oo- ooa oob ooh ooi oom ooo oos os- osa osb osh osi osm oso oss saa sab sah sai sam sao sas sba sbb sbh sbi sbm sbo sbs sh- sha shb shh shi shm sho shs sia sib sih sii sim sio sis sma smb smh smi smm smo sms soa sob soh soi som soo sos ss- ssa ssb ssh ssi ssm sso sss