-er -ey eee eem eer ees eet eey em- eme emm emr ems emt ere erm err ers ert ery es- ese esm esr ess est esy ete etm etr ets ett ety eye eym eyr eys eyt m-r mee mem mer mes met mey mme mmm mmr mms mmt mre mrm mrr mrs mrt mry mse msm msr mss mst msy mte mtm mtr mts mtt my- mye mym myr mys myt re- ree rem rer res ret rey rme rmm rmr rms rmt rrm rrr rrs rrt rse rsm rsr rss rst rte rtm rtr rts rtt rty ry- rye rym ryr rys ryy se- see sem ser ses set sey sme smm smr sms smt smy sr- sre srm srr srs srt sry ss- sse ssm ssr sss sst ste stm str sts stt sty sy- sye sym syr sys syt te- tee tem ter tes tet tey tme tmm tmr tms tmt tmy tre trm trr trs trt try tse tsm tsr tss tst tsy tte ttm ttr tts ttt tty tye tym tyr tys tyt yee yem yer yes yet yey yme ymm yms ymt yre yrs yrt yse ysm ysr yss yst ysy yte ytm ytr yts ytt yye yys yyt yyy