-er -ol -up eee eel eem eeo eep eer ees ele ell elm elo elp elr els elu em- eme eml emm emo emp emr ems emu eo- eoe eol eom eoo eop eor eos eou ep- epe epl epm epo epp epr eps epu ere erl erm ero erp err ers eru es- ese esl esm eso esp esr ess esu eu- eue eul eup eur eus l-p lee lel lem leo lep ler les leu lle lll llm llo llp llr lls llu lme lml lmm lmo lmp lmr lms lmu loe lol lom loo lop lor los lou lpe lpl lpm lpo lpp lpr lps lpu lrm lro lrp lrr lrs lru lse lsl lsm lso lsp lsr lss lsu lue lul lum luo lup lur lus luu m-o m-r mee mel mem meo mep mer mes meu mle mll mlm mlo mlp mlr mls mlu mme mml mmm mmo mmp mmr mms mmu moe mol mom moo mop mor mos mou mpe mpl mpm mpo mpp mpr mps mpu mre mrl mrm mro mrp mrr mrs mru mse msl msm mso msp msr mss msu mue mul mum mup mur mus muu oee oel oem oeo oep oer oes ole oll olm olo olp ols olu om- ome oml omm omo omp omr oms omu oo- ool oom ooo oop oor oos op- ope opl opm opo opp opr ops or- ore orl orm oro orp orr ors oru os- ose osl osm oso osp osr oss osu ou- oue oul oum ouo oup our ous p-p pee pel pem peo pep per pes peu ple pll plm plo plp plr pls plu pme pml pmm pmo pmp pmr pms pmu poe pol pom poo pop por pos pou ppe ppl ppm ppo ppp ppr pps ppu pre prl prm pro prp prr prs pru ps- pse psl psm pso psp psr pss psu pue pul pum pup pur pus puu re- ree rel rem reo rep rer res reu rle rll rlm rlo rlp rlr rls rlu rme rml rmm rmo rmp rmr rms roe rol rom roo rop ror ros rou rpe rpl rpm rpo rpp rpr rps rpu rrl rrm rrp rrr rrs rru rse rsl rsm rso rsp rsr rss rsu rue rum ruo rup rur rus ruu se- see sel sem seo sep ser ses seu sle sll slm slo slp slr sls slu sme sml smm smo smp smr sms smu soe sol som soo sop sor sos sou spe spl spm spo spp spr sps spu sr- sre srl srm sro srp srr srs ss- sse ssl ssm sso ssp ssr sss ssu sue sul sum suo sup sur sus suu uee uel uem uep uer ues ule ull ulm ulo ulp ulr uls ulu um- ume uml umm umo ump umr ums umu uoe uol uom uoo uop uor uos up- upe upm upo upp upr ups upu ur- ure url urm uro urp urr urs uru use usl usm uso usp usr uss usu uue uum uur uus uuu