-er -ic c-- ccc cce cci cck ccm ccn cco ccr ccu ce- cec cee cei cek cem cen ceo cer ceu ci- cic cie cii cik cim cin cio cir ciu ckc cki ckm cko cmc cme cmi cmk cmm cmn cmo cmr cmu cn- cnc cne cni cnm cnn cno cnr cnu co- coc coe coi cok com con coo cor cou crc cre cri crk crm crn cro crr cru cuc cue cui cuk cum cun cuo cur cuu ec- ecc ece eci eck ecm ecn eco ecr ecu eec eee eek eem een eeo eer eic eie eii eik eim ein eio eir eiu ekc eke eki eko ekr eku em- emc eme emi emk emm emn emo emr emu en- enc ene eni enk enm enn eno enr enu eo- eoc eoe eoi eok eom eon eoo eor eou erc ere eri erk erm ern ero err eru eu- euc eue eui eun eur icc ice ici ick icm icn ico icr icu ie- iec iee iei iek iem ien ier iic iie iii iim iin iio iir iiu ikc ike iki ikk iko ikr iku im- imc ime imi imm imn imo imu in- inc ine ini ink inm inn ino inr inu io- ioc ioe ioi iom ion ioo ior iou ir- irc ire iri irk irm irn iro irr iru iu- iuc iue iui ium iur kcc kce kci kck kcm kcn kcr kcu ke- kec kee kei kek kem ken keo ker kic kie kii kik kim kin kio kir kiu kkc kke kki kkk kkm kkn kkr kku kmc kme kmi kmk kmm kmo kmu kn- knc kne kni knk knm knn kno knr knu koc koe koi kok kom kon koo kor kou krc kri krk krn kro krr kru kuc kue kui kuk kum kun kur kuu m-o m-r mc- mcc mce mci mck mcm mcn mco mcr mcu mec mee mei mek mem men meo mer meu mi- mic mie mii mik mim min mio mir miu mkc mke mkk mkm mkn mko mkr mku mmc mme mmi mmk mmm mmn mmo mmr mmu mnc mne mni mnk mnm mnn mno mnr mnu moc moe moi mok mom mon moo mor mou mrc mre mri mrk mrm mrn mro mrr mru muc mue mui muk mum mun mur muu n-i ncc nce nci nck ncm ncn nco ncr ncu ne- nec nee nei nek nem nen neo ner neu nic nie nii nik nim nin nio nir niu nkc nke nki nkk nkm nkn nko nkr nku nmc nme nmi nmk nmm nmn nmo nmr nmu nnc nne nni nnk nnm nnn nno nnu no- noc noe noi nok nom non noo nor nou nrc nre nri nrk nrm nrn nro nrr nru nuc nue nui nuk num nun nuo nur nuu o-i oc- occ oci ock ocm ocn oco ocr ocu oec oee oei oem oen oeo oer oic oie oii oik oim oin oio oir oiu okc oke oki okk oko okr oku om- omc ome omi omm omn omo omr omu on- onc one oni onk onn ono onr onu oo- ooc ooi ook oom oon ooo oor or- orc ore ori ork orm orn oro orr oru ou- ouc oue oui ouk oum oun ouo our rcc rce rci rcm rcn rco rcr rcu re- rec ree rei rek rem ren reo rer reu ric rie rii rik rim rin rio rir rkc rke rkk rkm rko rku rmc rme rmi rmm rmn rmo rmr rnc rni rnm rnn rno rnr rnu roc roe roi rok rom ron roo ror rou rrc rri rrk rrm rrn rrr rru ruc rue rui ruk rum run ruo rur ruu ucc uce uci uck ucm ucn uco ucr ucu uec uee uei uem uen uer uic uie uii uim uin uio uir uiu ukc uke uki ukk ukn ukr uku um- umc ume umi umm umn umo umr umu un- unc une uni unk unm unn uno unr unu uoc uoe uok uom uon uoo uor ur- urc ure uri urk urm urn uro urr uru uuc uue uum uun uur uuu