-er -th eee eem eeo eer eet eex ehe ehh ehm eho ehr eht em- eme emh emm emo emr emt emx eo- eoe eoh eom eoo eor eot ere erh erm ero err ert ete eth etm eto etr ett etx ex- exe exh exo exr ext exx he- hee heh hem heo her het hex hhe hhh hhm hho hhr hht hme hmh hmm hmo hmr hmt hmx hoe hoh hom hoo hor hot hox hr- hre hrh hrm hro hrr hrt hte hth htm hto htr htt htx hxm m-o m-r mee meh mem meo mer met mex mhh mhm mho mhr mht mhx mme mmh mmm mmo mmr mmt mmx moe moh mom moo mor mot mox mre mrh mrm mro mrr mrt mrx mte mth mtm mto mtr mtt mtx mxr oee oeh oem oeo oer oet oex ohe ohh ohm oho ohr oht om- ome omh omm omo omr omt omx oo- ooh oom ooo oor oot oox or- ore orh orm oro orr ort orx ot- ote oth otm oto otr ott ox- oxo oxt oxx re- ree reh rem reo rer ret rex rh- rhe rhh rhm rho rhr rht rme rmh rmm rmo rmr rmt rmx roe roh rom roo ror rot rox rrh rrm rrr rrt rte rtm rto rtr rtt rtx rxr t-x te- tee teh tem teo ter tet tex th- the thh thm tho thr tht thx tme tmh tmm tmo tmr tmt tmx to- toe toh tom too tor tot tox tre trh trm tro trr trt trx tte tth ttm tto ttr ttt ttx txe txt xee xem xer xet xex xht xmh xmm xmo xmr xmt xmx xom xoo xor xot xox xrt xrx xtm xtr xtx xxo xxx