-er -ic c-- ccc cce cci cck ccl ccn ccr cct ccu ce- cec cee cei cek cel cen cer cet ceu ci- cic cie cii cik cil cin cir cit ciu ckc cki ckt cl- clc cle cli clk cll cln clr clt clu cn- cnc cne cni cnl cnn cnr cnt cnu crc cre cri crk crl crn crr crt cru ctc cte cti ctk ctl ctn ctr ctt ctu cuc cue cui cuk cul cun cur cut cuu ec- ecc ece eci eck ecl ecn ecr ect ecu eec eee eek eel een eer eet eic eie eii eik eil ein eir eit eiu ekc eke eki ekl ekr ekt eku elc ele eli elk ell eln elr elt elu en- enc ene eni enk enl enn enr ent enu erc ere eri erk erl ern err ert eru etc ete eti etk etl etn etr ett etu eu- euc eue eui eul eun eur eut icc ice ici ick icl icn icr ict icu ie- iec iee iei iek iel ien ier iet iic iie iii iil iin iir iit iiu ikc ike iki ikk ikl ikr ikt iku il- ilc ile ili ilk ill iln ilr ilt ilu in- inc ine ini ink inl inn inr int inu ir- irc ire iri irk irl irn irr irt iru itc ite iti itk itl itn itt itu iu- iuc iue iui iur iut k-t kcc kce kci kck kcl kcn kcr kct kcu ke- kec kee kei kek kel ken ker ket kic kie kii kik kil kin kir kit kiu kkc kke kki kkk kkl kkn kkr kkt kku kl- klc kli klr klt klu kn- knc kne kni knk knl knn knr knt knu krc kri krk krl krn krr krt kru ktc kte ktk ktl ktn ktr ktt ktu kuc kue kui kuk kul kun kur kut kuu lcc lce lci lck lcl lcn lcr lct lcu lec lee lei lek lel len ler let leu lic lie lii lik lil lin lir lit liu lkl lkr lkt llc lle lli llk lll lln llr llt llu lnc lne lni lnk lnl lnn lnr lnt lnu lrc lri lrk lrn lrr lrt lru ltc lte lti ltk ltl ltr ltt ltu luc lue lui luk lul lun lur lut luu n-i ncc nce nci nck ncl ncn ncr nct ncu ne- nec nee nei nek nel nen ner net neu nic nie nii nik nil nin nir nit niu nkc nke nki nkk nkn nkr nkt nku nlc nle nli nlk nll nln nlr nlt nlu nnc nne nni nnk nnl nnn nnt nnu nrc nre nri nrk nrl nrn nrr nrt nru ntc nte nti ntk ntn ntr ntt ntu nuc nue nui nuk nul nun nur nut nuu rcc rce rci rcl rcn rcr rct rcu re- rec ree rei rek rel ren rer ret reu ric rie rii rik ril rin rir rit rkc rke rkk rkt rku rlc rle rli rll rln rlr rlt rlu rnc rni rnn rnr rnt rnu rrc rri rrk rrl rrn rrr rrt rru rtc rte rti rtk rtl rtn rtr rtt rtu ruc rue rui ruk run rur rut ruu tcc tce tci tck tcl tcn tcr tct tcu te- tec tee tei tek tel ten ter tet teu tic tie tii tik til tin tir tit tiu tkc tke tkk tkl tkr tkt tlc tle tli tlk tll tln tlr tlt tlu tnc tne tni tnk tnl tnn tnr tnt trc tre tri trk trl trn trr trt tru ttc tte tti ttk ttl ttn ttr ttt ttu tuc tue tui tuk tul tun tur tut tuu ucc uce uci uck ucl ucn ucr uct ucu uec uee uei uel uen uer uet uic uie uii uil uin uir uit uiu ukc uke uki ukk ukl ukn ukr uku ulc ule uli ulk ull uln ulr ult ulu un- unc une uni unk unl unn unr unt unu ur- urc ure uri urk url urn urr urt uru utc ute uti utk utl utn utr utt utu uuc uue uun uur uut uuu