-er -ic c-- ccc cce cci ccm cco ccr ccs ccu ce- cec cee cei cem ceo cer ces ceu ci- cic cie cii cim cio cir cis ciu cmc cme cmi cmm cmo cmr cms cmu co- coc coe coi com coo cor cos cou crc cre cri crm cro crr crs cru csc cse csi csm cso csr css csu cuc cue cui cum cuo cur cus cuu ec- ecc ece eci ecm eco ecr ecs ecu eec eee eem eeo eer ees eic eie eii eim eio eir eis eiu em- emc eme emi emm emo emr ems emu eo- eoc eoe eoi eom eoo eor eos eou erc ere eri erm ero err ers eru es- esc ese esi esm eso esr ess esu eu- euc eue eui eur eus icc ice ici icm ico icr ics icu ie- iec iee iei iem ier ies iic iie iii iim iio iir iis iiu im- imc ime imi imm imo ims imu io- ioc ioe ioi iom ioo ior ios iou ir- irc ire iri irm iro irr irs iru is- isc ise isi ism iso isr iss isu iu- iuc iue iui ium iur ius m-o m-r mc- mcc mce mci mcm mco mcr mcs mcu mec mee mei mem meo mer mes meu mi- mic mie mii mim mio mir mis miu mmc mme mmi mmm mmo mmr mms mmu moc moe moi mom moo mor mos mou mrc mre mri mrm mro mrr mrs mru msc mse msi msm mso msr mss msu muc mue mui mum mur mus muu o-i oc- occ oci ocm oco ocr ocs ocu oec oee oei oem oeo oer oes oic oie oii oim oio oir ois oiu om- omc ome omi omm omo omr oms omu oo- ooc ooi oom ooo oor oos or- orc ore ori orm oro orr ors oru os- osc ose osi osm oso osr oss osu ou- ouc oue oui oum ouo our ous rcc rce rci rcm rco rcr rcs rcu re- rec ree rei rem reo rer res reu ric rie rii rim rio rir ris rmc rme rmi rmm rmo rmr rms roc roe roi rom roo ror ros rou rrc rri rrm rrr rrs rru rsc rse rsi rsm rso rsr rss rsu ruc rue rui rum ruo rur rus ruu scc sce sci scm sco scr scs scu se- sec see sei sem seo ser ses seu sic sie sii sim sio sir sis siu smc sme smi smm smo smr sms smu soc soe soi som soo sor sos sou sr- src sre sri srm sro srr srs ss- ssc sse ssi ssm sso ssr sss ssu suc sue sui sum suo sur sus suu ucc uce uci ucm uco ucr ucs ucu uec uee uei uem uer ues uic uie uii uim uio uir uis uiu um- umc ume umi umm umo umr ums umu uoc uoe uom uoo uor uos ur- urc ure uri urm uro urr urs uru usc use usi usm uso usr uss usu uuc uue uum uur uus uuu