-up eee eem eeo eep ees eet em- eme emm emo emp ems emt emu eo- eoe eom eoo eop eos eot eou ep- epe epm epo epp eps ept epu es- ese esm eso esp ess est esu ete etm eto etp ets ett etu eu- eue eup eus eut m-o mee mem meo mep mes met meu mme mmm mmo mmp mms mmt mmu moe mom moo mop mos mot mou mpe mpm mpo mpp mps mpt mpu mse msm mso msp mss mst msu mte mtm mto mtp mts mtt mtu mue mum mup mus mut muu oee oem oeo oep oes oet om- ome omm omo omp oms omt omu oo- oom ooo oop oos oot op- ope opm opo opp ops opt os- ose osm oso osp oss ost osu ot- ote otm oto otp ots ott otu ou- oue oum ouo oup ous out p-p pee pem peo pep pes pet peu pme pmm pmo pmp pms pmt pmu poe pom poo pop pos pot pou ppe ppm ppo ppp pps ppt ppu ps- pse psm pso psp pss pst psu pt- pte ptm pto ptp pts ptt ptu pue pum pup pus put puu se- see sem seo sep ses set seu sme smm smo smp sms smt smu soe som soo sop sos sot sou spe spm spo spp sps spt spu ss- sse ssm sso ssp sss sst ssu ste stm sto stp sts stt stu sue sum suo sup sus sut suu te- tee tem teo tep tes tet teu tme tmm tmo tmp tms tmt tmu to- toe tom too top tos tot tou tpe tpm tpo tpp tps tpt tpu tse tsm tso tsp tss tst tsu tte ttm tto ttp tts ttt ttu tue tum tuo tup tus tut tuu uee uem uep ues uet um- ume umm umo ump ums umt umu uoe uom uoo uop uos uot up- upe upm upo upp ups upt upu use usm uso usp uss ust usu ute utm uto utp uts utt utu uue uum uus uut uuu