-er -ol eee eel eem eeo eep eer ees eet ele ell elm elo elp elr els elt em- eme eml emm emo emp emr ems emt eo- eoe eol eom eoo eop eor eos eot ep- epe epl epm epo epp epr eps ept ere erl erm ero erp err ers ert es- ese esl esm eso esp esr ess est ete etl etm eto etp etr ets ett l-p lee lel lem leo lep ler les let lle lll llm llo llp llr lls llt lme lml lmm lmo lmp lmr lms lmt loe lol lom loo lop lor los lot lpe lpl lpm lpo lpp lpr lps lpt lrm lro lrp lrr lrs lrt lse lsl lsm lso lsp lsr lss lst lte ltl ltm lto ltp ltr lts ltt m-o m-r mee mel mem meo mep mer mes met mle mll mlm mlo mlp mlr mls mlt mme mml mmm mmo mmp mmr mms mmt moe mol mom moo mop mor mos mot mpe mpl mpm mpo mpp mpr mps mpt mre mrl mrm mro mrp mrr mrs mrt mse msl msm mso msp msr mss mst mte mtl mtm mto mtp mtr mts mtt oee oel oem oeo oep oer oes oet ole oll olm olo olp ols olt om- ome oml omm omo omp omr oms omt oo- ool oom ooo oop oor oos oot op- ope opl opm opo opp opr ops opt or- ore orl orm oro orp orr ors ort os- ose osl osm oso osp osr oss ost ot- ote otl otm oto otp otr ots ott p-p pee pel pem peo pep per pes pet ple pll plm plo plp plr pls plt pme pml pmm pmo pmp pmr pms pmt poe pol pom poo pop por pos pot ppe ppl ppm ppo ppp ppr pps ppt pre prl prm pro prp prr prs prt ps- pse psl psm pso psp psr pss pst pt- pte ptl ptm pto ptp ptr pts ptt re- ree rel rem reo rep rer res ret rle rll rlm rlo rlp rlr rls rlt rme rml rmm rmo rmp rmr rms rmt roe rol rom roo rop ror ros rot rpe rpl rpm rpo rpp rpr rps rpt rrl rrm rrp rrr rrs rrt rse rsl rsm rso rsp rsr rss rst rte rtl rtm rto rtp rtr rts rtt se- see sel sem seo sep ser ses set sle sll slm slo slp slr sls slt sme sml smm smo smp smr sms smt soe sol som soo sop sor sos sot spe spl spm spo spp spr sps spt sr- sre srl srm sro srp srr srs srt ss- sse ssl ssm sso ssp ssr sss sst ste stl stm sto stp str sts stt te- tee tel tem teo tep ter tes tet tle tll tlm tlo tlp tlr tls tlt tme tml tmm tmo tmp tmr tms tmt to- toe tol tom too top tor tos tot tpe tpl tpm tpo tpp tpr tps tpt tre trl trm tro trp trr trs trt tse tsl tsm tso tsp tsr tss tst tte ttl ttm tto ttp ttr tts ttt