eee eem eeo ees eet em- eme emm emo ems emt emu eo- eoe eom eoo eos eot eou es- ese esm eso ess est esu ete etm eto ets ett etu eu- eue eus eut m-o mee mem meo mes met meu mme mmm mmo mms mmt mmu moe mom moo mos mot mou mse msm mso mss mst msu mte mtm mto mts mtt mtu mue mum mus mut muu oee oem oeo oes oet om- ome omm omo oms omt omu oo- oom ooo oos oot os- ose osm oso oss ost osu ot- ote otm oto ots ott otu ou- oue oum ouo ous out se- see sem seo ses set seu sme smm smo sms smt smu soe som soo sos sot sou ss- sse ssm sso sss sst ssu ste stm sto sts stt stu sue sum suo sus sut suu te- tee tem teo tes tet teu tme tmm tmo tms tmt tmu to- toe tom too tos tot tou tse tsm tso tss tst tsu tte ttm tto tts ttt ttu tue tum tuo tus tut tuu uee uem ues uet um- ume umm umo ums umt umu uoe uom uoo uos uot use usm uso uss ust usu ute utm uto uts utt utu uue uum uus uut uuu