-er -ol c-- ccc cce ccl ccm cco ccr ccs ccu ce- cec cee cel cem ceo cer ces ceu cl- clc cle cll clm clo clr cls clu cmc cme cml cmm cmo cmr cms cmu co- coc coe col com coo cor cos cou crc cre crl crm cro crr crs cru csc cse csl csm cso csr css csu cuc cue cul cum cuo cur cus cuu ec- ecc ece ecl ecm eco ecr ecs ecu eec eee eel eem eeo eer ees elc ele ell elm elo elr els elu em- emc eme eml emm emo emr ems emu eo- eoc eoe eol eom eoo eor eos eou erc ere erl erm ero err ers eru es- esc ese esl esm eso esr ess esu eu- euc eue eul eur eus lcc lce lcl lcm lco lcr lcs lcu lec lee lel lem leo ler les leu llc lle lll llm llo llr lls llu lmc lme lml lmm lmo lmr lms lmu loc loe lol lom loo lor los lou lrc lrm lro lrr lrs lru lsc lse lsl lsm lso lsr lss lsu luc lue lul lum luo lur lus luu m-o m-r mc- mcc mce mcl mcm mco mcr mcs mcu mec mee mel mem meo mer mes meu mlc mle mll mlm mlo mlr mls mlu mmc mme mml mmm mmo mmr mms mmu moc moe mol mom moo mor mos mou mrc mre mrl mrm mro mrr mrs mru msc mse msl msm mso msr mss msu muc mue mul mum mur mus muu oc- occ ocl ocm oco ocr ocs ocu oec oee oel oem oeo oer oes olc ole oll olm olo ols olu om- omc ome oml omm omo omr oms omu oo- ooc ool oom ooo oor oos or- orc ore orl orm oro orr ors oru os- osc ose osl osm oso osr oss osu ou- ouc oue oul oum ouo our ous rcc rce rcl rcm rco rcr rcs rcu re- rec ree rel rem reo rer res reu rlc rle rll rlm rlo rlr rls rlu rmc rme rml rmm rmo rmr rms roc roe rol rom roo ror ros rou rrc rrl rrm rrr rrs rru rsc rse rsl rsm rso rsr rss rsu ruc rue rum ruo rur rus ruu scc sce scl scm sco scr scs scu se- sec see sel sem seo ser ses seu slc sle sll slm slo slr sls slu smc sme sml smm smo smr sms smu soc soe sol som soo sor sos sou sr- src sre srl srm sro srr srs ss- ssc sse ssl ssm sso ssr sss ssu suc sue sul sum suo sur sus suu ucc uce ucl ucm uco ucr ucs ucu uec uee uel uem uer ues ulc ule ull ulm ulo ulr uls ulu um- umc ume uml umm umo umr ums umu uoc uoe uol uom uoo uor uos ur- urc ure url urm uro urr urs uru usc use usl usm uso usr uss usu uuc uue uum uur uus uuu