-er eee eel eem eer ees eet ele ell elm elr els elt em- eme eml emm emr ems emt ere erl erm err ers ert es- ese esl esm esr ess est ete etl etm etr ets ett lee lel lem ler les let lle lll llm llr lls llt lme lml lmm lmr lms lmt lrm lrr lrs lrt lse lsl lsm lsr lss lst lte ltl ltm ltr lts ltt m-r mee mel mem mer mes met mle mll mlm mlr mls mlt mme mml mmm mmr mms mmt mre mrl mrm mrr mrs mrt mse msl msm msr mss mst mte mtl mtm mtr mts mtt re- ree rel rem rer res ret rle rll rlm rlr rls rlt rme rml rmm rmr rms rmt rrl rrm rrr rrs rrt rse rsl rsm rsr rss rst rte rtl rtm rtr rts rtt se- see sel sem ser ses set sle sll slm slr sls slt sme sml smm smr sms smt sr- sre srl srm srr srs srt ss- sse ssl ssm ssr sss sst ste stl stm str sts stt te- tee tel tem ter tes tet tle tll tlm tlr tls tlt tme tml tmm tmr tms tmt tre trl trm trr trs trt tse tsl tsm tsr tss tst tte ttl ttm ttr tts ttt