-er -ic c-- ccc cce ccg cci cck ccn ccr ccs ccu ce- cec cee ceg cei cek cen cer ces ceu cgc cge cgg cgi cgn cgr cgs cgu ci- cic cie cig cii cik cin cir cis ciu ckc cki cks cn- cnc cne cng cni cnn cnr cns cnu crc cre crg cri crk crn crr crs cru csc cse csg csi csk csn csr css csu cuc cue cug cui cuk cun cur cus cuu ec- ecc ece ecg eci eck ecn ecr ecs ecu eec eee eeg eek een eer ees egc ege egg egi egn egr egs egu eic eie eig eii eik ein eir eis eiu ekc eke ekg eki ekr eks eku en- enc ene eng eni enk enn enr ens enu erc ere erg eri erk ern err ers eru es- esc ese esg esi esk esn esr ess esu eu- euc eue eug eui eun eur eus gcc gce gcg gci gck gcn gcr gcs gcu ge- gec gee geg gei gek gen ger ges geu ggc ggg ggi ggn ggr ggs ggu gic gie gig gii gik gin gir gis giu gkn gks gnc gne gni gnn gnr gns gnu grc gre grg gri grk grn grr grs gru gsc gse gsg gsi gsk gsn gsr gss gsu gu- guc gue gug gui guk gun gur gus guu icc ice icg ici ick icn icr ics icu ie- iec iee ieg iei iek ien ier ies igc ige igg igi igk ign igr igs igu iic iie iii iin iir iis iiu ikc ike iki ikk ikr iks iku in- inc ine ing ini ink inn inr ins inu ir- irc ire irg iri irk irn irr irs iru is- isc ise isg isi isk isn isr iss isu iu- iuc iue iug iui iur ius kcc kce kcg kci kck kcn kcr kcs kcu ke- kec kee keg kei kek ken ker kes kgc kgi kgs kgu kic kie kig kii kik kin kir kis kiu kkc kke kki kkk kkn kkr kks kku kn- knc kne kng kni knk knn knr knu krc krg kri krk krn krr krs kru ksc kse ksg ksi ksk ksn ksr kss ksu kuc kue kug kui kuk kun kur kus kuu n-i ncc nce ncg nci nck ncn ncr ncs ncu ne- nec nee neg nei nek nen ner nes neu ngc nge ngg ngi ngk ngn ngs ngu nic nie nig nii nik nin nir nis niu nkc nke nki nkk nkn nkr nks nku nnc nne nng nni nnk nnn nns nnu nrc nre nrg nri nrk nrn nrr nrs nru nsc nse nsg nsi nsk nsn nsr nss nsu nuc nue nug nui nuk nun nur nus nuu rcc rce rcg rci rcn rcr rcs rcu re- rec ree reg rei rek ren rer res reu rgc rge rgg rgi rgk rgn rgr rgs ric rie rig rii rik rin rir ris rkc rke rkg rkk rks rku rnc rng rni rnn rnr rns rnu rrc rrg rri rrk rrn rrr rrs rru rsc rse rsg rsi rsk rsn rsr rss rsu ruc rue rug rui ruk run rur rus ruu scc sce scg sci sck scn scr scs scu se- sec see seg sei sek sen ser ses seu sgc sge sgg sgi sgk sgn sgr sgs sgu sic sie sig sii sik sin sir sis siu sk- skc ske skg ski skk skr sks sku snc sne sng sni snk snn snr sns snu sr- src sre srg sri srk srn srr srs ss- ssc sse ssg ssi ssk ssn ssr sss ssu suc sue sug sui suk sun sur sus suu ucc uce ucg uci uck ucn ucr ucs ucu uec uee ueg uei uen uer ues ugc uge ugg ugi ugk ugn ugr ugs ugu uic uie uig uii uin uir uis uiu ukc uke uki ukk ukn ukr uku un- unc une ung uni unk unn unr uns unu ur- urc ure urg uri urk urn urr urs uru usc use usg usi usk usn usr uss usu uuc uue uug uun uur uus uuu