-er -ic c-- ccc cce cci cck ccn ccr ccs ccu ce- cec cee cei cek cen ceq cer ces ceu ci- cic cie cii cik cin ciq cir cis ciu ckc cki cks cn- cnc cne cni cnn cnr cns cnu cqc cqi cqs crc cre cri crk crn crq crr crs cru csc cse csi csk csn csq csr css csu cuc cue cui cuk cun cuq cur cus cuu ec- ecc ece eci eck ecn ecq ecr ecs ecu eec eee eek een eer ees eic eie eii eik ein eir eis eiu ekc eke eki ekr eks eku en- enc ene eni enk enn enr ens enu eqe eqn eqq eqs equ erc ere eri erk ern erq err ers eru es- esc ese esi esk esn esq esr ess esu eu- euc eue eui eun eur eus icc ice ici ick icn icq icr ics icu ie- iec iee iei iek ien ier ies iic iie iii iin iir iis iiu ikc ike iki ikk ikr iks iku in- inc ine ini ink inn inq inr ins inu iqc iqe iqs iqu ir- irc ire iri irk irn irq irr irs iru is- isc ise isi isk isn isq isr iss isu iu- iuc iue iui iur ius kcc kce kci kck kcn kcr kcs kcu ke- kec kee kei kek ken ker kes kic kie kii kik kin kir kis kiu kkc kke kki kkk kkn kkr kks kku kn- knc kne kni knk knn knr knu krc kri krk krn krr krs kru ksc kse ksi ksk ksn ksr kss ksu kuc kue kui kuk kun kur kus kuu n-i ncc nce nci nck ncn ncr ncs ncu ne- nec nee nei nek nen ner nes neu nic nie nii nik nin niq nir nis niu nkc nke nki nkk nkn nkr nks nku nnc nne nni nnk nnn nns nnu nqc nqs nrc nre nri nrk nrn nrr nrs nru nsc nse nsi nsk nsn nsr nss nsu nuc nue nui nuk nun nuq nur nus nuu qcc qci qcs qec qee qen qic qie qik qin qir qis qiu qki qne qni qnk qns qqk qqq qqu qrc qre qri qrs qru qsc qsi qsr qu- que qui qur qus rcc rce rci rcn rcr rcs rcu re- rec ree rei rek ren req rer res reu ric rie rii rik rin riq rir ris rkc rke rkk rks rku rnc rni rnn rnr rns rnu rqc rqn rqs rrc rri rrk rrn rrq rrr rrs rru rsc rse rsi rsk rsn rsq rsr rss rsu ruc rue rui ruk run rur rus ruu scc sce sci sck scn scr scs scu se- sec see sei sek sen seq ser ses seu sic sie sii sik sin siq sir sis siu sk- skc ske ski skk skq skr sks sku snc sne sni snk snn snr sns snu sqi sqn sqq sqr sqs sr- src sre sri srk srn srq srr srs ss- ssc sse ssi ssk ssn ssq ssr sss ssu suc sue sui suk sun suq sur sus suu ucc uce uci uck ucn ucr ucs ucu uec uee uei uen uer ues uic uie uii uin uiq uir uis uiu ukc uke uki ukk ukn ukr uku un- unc une uni unk unn unq unr uns unu ur- urc ure uri urk urn urr urs uru usc use usi usk usn usr uss usu uuc uue uun uur uus uuu