-er -up eee eem een eeo eep eer eet em- eme emm emn emo emp emr emt emu en- ene enm enn eno enp enr ent enu eo- eoe eom eon eoo eop eor eot eou ep- epe epm epn epo epp epr ept epu ere erm ern ero erp err ert eru ete etm etn eto etp etr ett etu eu- eue eun eup eur eut m-o m-r mee mem men meo mep mer met meu mme mmm mmn mmo mmp mmr mmt mmu mne mnm mnn mno mnp mnr mnt mnu moe mom mon moo mop mor mot mou mpe mpm mpn mpo mpp mpr mpt mpu mre mrm mrn mro mrp mrr mrt mru mte mtm mtn mto mtp mtr mtt mtu mue mum mun mup mur mut muu ne- nee nem nen neo nep ner net neu nme nmm nmn nmo nmp nmr nmt nmu nne nnm nnn nno nnp nnt nnu no- noe nom non noo nop nor not nou npe npm npn npo npp npr npt npu nre nrm nrn nro nrp nrr nrt nru nte ntm ntn nto ntp ntr ntt ntu nue num nun nuo nup nur nut nuu oee oem oen oeo oep oer oet om- ome omm omn omo omp omr omt omu on- one onn ono onp onr ont onu oo- oom oon ooo oop oor oot op- ope opm opn opo opp opr opt or- ore orm orn oro orp orr ort oru ot- ote otm otn oto otp otr ott otu ou- oue oum oun ouo oup our out p-p pee pem pen peo pep per pet peu pme pmm pmn pmo pmp pmr pmt pmu pn- pne pnm pnn pno pnp pnr pnt pnu poe pom pon poo pop por pot pou ppe ppm ppn ppo ppp ppr ppt ppu pre prm prn pro prp prr prt pru pt- pte ptm ptn pto ptp ptr ptt ptu pue pum pun pup pur put puu re- ree rem ren reo rep rer ret reu rme rmm rmn rmo rmp rmr rmt rnm rnn rno rnp rnr rnt rnu roe rom ron roo rop ror rot rou rpe rpm rpn rpo rpp rpr rpt rpu rrm rrn rrp rrr rrt rru rte rtm rtn rto rtp rtr rtt rtu rue rum run ruo rup rur rut ruu te- tee tem ten teo tep ter tet teu tme tmm tmn tmo tmp tmr tmt tmu tne tnm tnn tno tnp tnr tnt to- toe tom ton too top tor tot tou tpe tpm tpn tpo tpp tpr tpt tpu tre trm trn tro trp trr trt tru tte ttm ttn tto ttp ttr ttt ttu tue tum tun tuo tup tur tut tuu uee uem uen uep uer uet um- ume umm umn umo ump umr umt umu un- une unm unn uno unp unr unt unu uoe uom uon uoo uop uor uot up- upe upm upn upo upp upr upt upu ur- ure urm urn uro urp urr urt uru ute utm utn uto utp utr utt utu uue uum uun uur uut uuu