-er -ol -up eee eel eem eeo eep eer ele ell elm elo elp elr elu em- eme eml emm emo emp emr emu eo- eoe eol eom eoo eop eor eou ep- epe epl epm epo epp epr epu ere erl erm ero erp err eru eu- eue eul eup eur l-p lee lel lem leo lep ler leu lle lll llm llo llp llr llu lme lml lmm lmo lmp lmr lmu loe lol lom loo lop lor lou lpe lpl lpm lpo lpp lpr lpu lrm lro lrp lrr lru lue lul lum luo lup lur luu m-o m-r mee mel mem meo mep mer meu mle mll mlm mlo mlp mlr mlu mme mml mmm mmo mmp mmr mmu moe mol mom moo mop mor mou mpe mpl mpm mpo mpp mpr mpu mre mrl mrm mro mrp mrr mru mue mul mum mup mur muu oee oel oem oeo oep oer ole oll olm olo olp olu om- ome oml omm omo omp omr omu oo- ool oom ooo oop oor op- ope opl opm opo opp opr or- ore orl orm oro orp orr oru ou- oue oul oum ouo oup our p-p pee pel pem peo pep per peu ple pll plm plo plp plr plu pme pml pmm pmo pmp pmr pmu poe pol pom poo pop por pou ppe ppl ppm ppo ppp ppr ppu pre prl prm pro prp prr pru pue pul pum pup pur puu re- ree rel rem reo rep rer reu rle rll rlm rlo rlp rlr rlu rme rml rmm rmo rmp rmr roe rol rom roo rop ror rou rpe rpl rpm rpo rpp rpr rpu rrl rrm rrp rrr rru rue rum ruo rup rur ruu uee uel uem uep uer ule ull ulm ulo ulp ulr ulu um- ume uml umm umo ump umr umu uoe uol uom uoo uop uor up- upe upm upo upp upr upu ur- ure url urm uro urp urr uru uue uum uur uuu