-th a-a a-t aaa aah aam aao aat aax aha ahh ahm aho aht ahx ama amh amm amo amt amx aoa aoh aom aoo aot aox at- ata ath atm ato att atx ax- axa axh axm axo axt axx haa hah ham hao hat hax hha hhh hhm hho hht hma hmh hmm hmo hmt hmx hoa hoh hom hoo hot hox hta hth htm hto htt htx hxm m-o maa mah mam mao mat max mha mhh mhm mho mht mhx mma mmh mmm mmo mmt mmx moa moh mom moo mot mox mta mth mtm mto mtt mtx mxa oaa oah oam oao oat oax oha ohh ohm oho oht om- oma omh omm omo omt omx oo- ooa ooh oom ooo oot oox ot- ota oth otm oto ott ox- oxa oxo oxt oxx t-x taa tah tam tao tat tax th- tha thh thm tho tht thx tma tmh tmm tmo tmt tmx to- toa toh tom too tot tox tta tth ttm tto ttt ttx txt xaa xam xat xht xma xmh xmm xmo xmt xmx xoa xom xoo xot xox xtm xtx xxo xxx