-er -ic -ji c-- c-j ccc cce cci ccj ccm cco ccr ccu ce- cec cee cei cej cem ceo cer ceu ci- cic cie cii cij cim cio cir ciu cjc cjr cmc cme cmi cmj cmm cmo cmr cmu co- coc coe coi coj com coo cor cou crc cre cri crj crm cro crr cru cuc cue cui cum cuo cur cuu ec- ecc ece eci ecj ecm eco ecr ecu eec eee eem eeo eer eic eie eii eij eim eio eir eiu ejc eji ejo eju em- emc eme emi emm emo emr emu eo- eoc eoe eoi eom eoo eor eou erc ere eri erm ero err eru eu- euc eue eui euj eur icc ice ici icj icm ico icr icu ie- iec iee iei iej iem ier iic iie iii iij iim iio iir iiu ijc ije iji ijm ijo iju im- imc ime imi imm imo imu io- ioc ioe ioi ioj iom ioo ior iou ir- irc ire iri irj irm iro irr iru iu- iuc iue iui ium iur j-i jcc jce jci jcm jco jcr jcu jec jee jei jej jem jeo jer jeu jic jie jii jij jim jio jir jiu jjc jjj jjr jju jmc jme jmi jmj jmm jmo jmr jmu joc joe joi joj jom joo jor jou jrc jri jrm jro jrr jue jui jum juo jur m-o m-r mc- mcc mce mci mcm mco mcr mcu mec mee mei mej mem meo mer meu mi- mic mie mii mij mim mio mir miu mjc mje mjj mjm mjr mmc mme mmi mmj mmm mmo mmr mmu moc moe moi mom moo mor mou mrc mre mri mrj mrm mro mrr mru muc mue mui muj mum mur muu o-i oc- occ oci ocj ocm oco ocr ocu oec oee oei oem oeo oer oic oie oii oim oio oir oiu ojc oje oji ojm ojo oju om- omc ome omi omj omm omo omr omu oo- ooc ooi oom ooo oor or- orc ore ori orm oro orr oru ou- ouc oue oui oum ouo our rcc rce rci rcj rcm rco rcr rcu re- rec ree rei rem reo rer reu ric rie rii rim rio rir rjc rjm rjr rmc rme rmi rmm rmo rmr roc roe roi roj rom roo ror rou rrc rri rrm rrr rru ruc rue rui rum ruo rur ruu ucc uce uci ucj ucm uco ucr ucu uec uee uei uem uer uic uie uii uim uio uir uiu ujc uji ujo um- umc ume umi umm umo umr umu uoc uoe uoj uom uoo uor ur- urc ure uri urm uro urr uru uuc uue uum uur uuu