-th eee eem eeo eet eex ehe ehh ehm eho eht em- eme emh emm emo emt emx eo- eoe eoh eom eoo eot ete eth etm eto ett etx ex- exe exh exo ext exx he- hee heh hem heo het hex hhe hhh hhm hho hht hme hmh hmm hmo hmt hmx hoe hoh hom hoo hot hox hte hth htm hto htt htx hxm m-o mee meh mem meo met mex mhh mhm mho mht mhx mme mmh mmm mmo mmt mmx moe moh mom moo mot mox mte mth mtm mto mtt mtx oee oeh oem oeo oet oex ohe ohh ohm oho oht om- ome omh omm omo omt omx oo- ooh oom ooo oot oox ot- ote oth otm oto ott ox- oxo oxt oxx t-x te- tee teh tem teo tet tex th- the thh thm tho tht thx tme tmh tmm tmo tmt tmx to- toe toh tom too tot tox tte tth ttm tto ttt ttx txe txt xee xem xet xex xht xmh xmm xmo xmt xmx xom xoo xot xox xtm xtx xxo xxx