-er eee eem eer ees eet eev em- eme emm emr ems emt emu emv ere erm err ers ert eru erv es- ese esm esr ess est esu esv ete etm etr ets ett etu etv eu- eue eur eus eut euv eve evm evr evs evt evv m-r m-v mee mem mer mes met meu mev mme mmm mmr mms mmt mmu mmv mre mrm mrr mrs mrt mru mrv mse msm msr mss mst msu msv mte mtm mtr mts mtt mtu mtv mue mum mur mus mut muu mve mvm mvr mvs mvt mvv re- ree rem rer res ret reu rev rme rmm rmr rms rmt rmv rrm rrr rrs rrt rru rse rsm rsr rss rst rsu rsv rte rtm rtr rts rtt rtu rtv rue rum rur rus rut ruu ruv rve rvm rvr rvs rvt rvu rvv se- see sem ser ses set seu sev sme smm smr sms smt smu smv sr- sre srm srr srs srt srv ss- sse ssm ssr sss sst ssu ssv ste stm str sts stt stu stv sue sum sur sus sut suu suv sve svm svr svs svt svu svv te- tee tem ter tes tet teu tev tme tmm tmr tms tmt tmu tmv tre trm trr trs trt tru trv tse tsm tsr tss tst tsu tsv tte ttm ttr tts ttt ttu ttv tue tum tur tus tut tuu tuv tve tvm tvr tvs tvt tvu uee uem uer ues uet um- ume umm umr ums umt umu ur- ure urm urr urs urt uru use usm usr uss ust usu usv ute utm utr uts utt utu utv uue uum uur uus uut uuu uve uvm uvs uvu uvv v-e vee vem ver ves vet veu vm- vmm vmr vmt vmu vre vrm vrr vrs vrt vru vse vsm vsr vss vst vsu vsv vte vtm vtr vts vtt vtu vtv vue vum vur vus vut vuv vvm vvr vvs vvt vvv