-er -ic c-- ccc cce cci cck ccn ccr ccs cct ccu ce- cec cee cei cek cen cer ces cet ceu ci- cic cie cii cik cin cir cis cit ciu ckc cki cks ckt cn- cnc cne cni cnn cnr cns cnt cnu crc cre cri crk crn crr crs crt cru csc cse csi csk csn csr css cst csu ctc cte cti ctk ctn ctr cts ctt ctu cuc cue cui cuk cun cur cus cut cuu ec- ecc ece eci eck ecn ecr ecs ect ecu eec eee eek een eer ees eet eic eie eii eik ein eir eis eit eiu ekc eke eki ekr eks ekt eku en- enc ene eni enk enn enr ens ent enu erc ere eri erk ern err ers ert eru es- esc ese esi esk esn esr ess est esu etc ete eti etk etn etr ets ett etu eu- euc eue eui eun eur eus eut icc ice ici ick icn icr ics ict icu ie- iec iee iei iek ien ier ies iet iic iie iii iin iir iis iit iiu ikc ike iki ikk ikr iks ikt iku in- inc ine ini ink inn inr ins int inu ir- irc ire iri irk irn irr irs irt iru is- isc ise isi isk isn isr iss ist isu itc ite iti itk itn its itt itu iu- iuc iue iui iur ius iut k-t kcc kce kci kck kcn kcr kcs kct kcu ke- kec kee kei kek ken ker kes ket kic kie kii kik kin kir kis kit kiu kkc kke kki kkk kkn kkr kks kkt kku kn- knc kne kni knk knn knr knt knu krc kri krk krn krr krs krt kru ksc kse ksi ksk ksn ksr kss kst ksu ktc kte ktk ktn ktr kts ktt ktu kuc kue kui kuk kun kur kus kut kuu n-i ncc nce nci nck ncn ncr ncs nct ncu ne- nec nee nei nek nen ner nes net neu nic nie nii nik nin nir nis nit niu nkc nke nki nkk nkn nkr nks nkt nku nnc nne nni nnk nnn nns nnt nnu nrc nre nri nrk nrn nrr nrs nrt nru nsc nse nsi nsk nsn nsr nss nst nsu ntc nte nti ntk ntn ntr nts ntt ntu nuc nue nui nuk nun nur nus nut nuu rcc rce rci rcn rcr rcs rct rcu re- rec ree rei rek ren rer res ret reu ric rie rii rik rin rir ris rit rkc rke rkk rks rkt rku rnc rni rnn rnr rns rnt rnu rrc rri rrk rrn rrr rrs rrt rru rsc rse rsi rsk rsn rsr rss rst rsu rtc rte rti rtk rtn rtr rts rtt rtu ruc rue rui ruk run rur rus rut ruu scc sce sci sck scn scr scs sct scu se- sec see sei sek sen ser ses set seu sic sie sii sik sin sir sis sit siu sk- skc ske ski skk skr sks skt sku snc sne sni snk snn snr sns snt snu sr- src sre sri srk srn srr srs srt ss- ssc sse ssi ssk ssn ssr sss sst ssu stc ste sti stk stn str sts stt stu suc sue sui suk sun sur sus sut suu tcc tce tci tck tcn tcr tcs tct tcu te- tec tee tei tek ten ter tes tet teu tic tie tii tik tin tir tis tit tiu tkc tke tkk tkr tks tkt tnc tne tni tnk tnn tnr tns tnt trc tre tri trk trn trr trs trt tru tsc tse tsi tsk tsn tsr tss tst tsu ttc tte tti ttk ttn ttr tts ttt ttu tuc tue tui tuk tun tur tus tut tuu ucc uce uci uck ucn ucr ucs uct ucu uec uee uei uen uer ues uet uic uie uii uin uir uis uit uiu ukc uke uki ukk ukn ukr uku un- unc une uni unk unn unr uns unt unu ur- urc ure uri urk urn urr urs urt uru usc use usi usk usn usr uss ust usu utc ute uti utk utn utr uts utt utu uuc uue uun uur uus uut uuu