-er -ic c-- ccc cce cci ccl ccn ccr ccs cct ccu ce- cec cee cei cel cen cer ces cet ceu ci- cic cie cii cil cin cir cis cit ciu cl- clc cle cli cll cln clr cls clt clu cn- cnc cne cni cnl cnn cnr cns cnt cnu crc cre cri crl crn crr crs crt cru csc cse csi csl csn csr css cst csu ctc cte cti ctl ctn ctr cts ctt ctu cuc cue cui cul cun cur cus cut cuu ec- ecc ece eci ecl ecn ecr ecs ect ecu eec eee eel een eer ees eet eic eie eii eil ein eir eis eit eiu elc ele eli ell eln elr els elt elu en- enc ene eni enl enn enr ens ent enu erc ere eri erl ern err ers ert eru es- esc ese esi esl esn esr ess est esu etc ete eti etl etn etr ets ett etu eu- euc eue eui eul eun eur eus eut icc ice ici icl icn icr ics ict icu ie- iec iee iei iel ien ier ies iet iic iie iii iil iin iir iis iit iiu il- ilc ile ili ill iln ilr ils ilt ilu in- inc ine ini inl inn inr ins int inu ir- irc ire iri irl irn irr irs irt iru is- isc ise isi isl isn isr iss ist isu itc ite iti itl itn its itt itu iu- iuc iue iui iur ius iut lcc lce lci lcl lcn lcr lcs lct lcu lec lee lei lel len ler les let leu lic lie lii lil lin lir lis lit liu llc lle lli lll lln llr lls llt llu lnc lne lni lnl lnn lnr lns lnt lnu lrc lri lrn lrr lrs lrt lru lsc lse lsi lsl lsn lsr lss lst lsu ltc lte lti ltl ltr lts ltt ltu luc lue lui lul lun lur lus lut luu n-i ncc nce nci ncl ncn ncr ncs nct ncu ne- nec nee nei nel nen ner nes net neu nic nie nii nil nin nir nis nit niu nlc nle nli nll nln nlr nls nlt nlu nnc nne nni nnl nnn nns nnt nnu nrc nre nri nrl nrn nrr nrs nrt nru nsc nse nsi nsl nsn nsr nss nst nsu ntc nte nti ntn ntr nts ntt ntu nuc nue nui nul nun nur nus nut nuu rcc rce rci rcl rcn rcr rcs rct rcu re- rec ree rei rel ren rer res ret reu ric rie rii ril rin rir ris rit rlc rle rli rll rln rlr rls rlt rlu rnc rni rnn rnr rns rnt rnu rrc rri rrl rrn rrr rrs rrt rru rsc rse rsi rsl rsn rsr rss rst rsu rtc rte rti rtl rtn rtr rts rtt rtu ruc rue rui run rur rus rut ruu scc sce sci scl scn scr scs sct scu se- sec see sei sel sen ser ses set seu sic sie sii sil sin sir sis sit siu slc sle sli sll sln slr sls slt slu snc sne sni snl snn snr sns snt snu sr- src sre sri srl srn srr srs srt ss- ssc sse ssi ssl ssn ssr sss sst ssu stc ste sti stl stn str sts stt stu suc sue sui sul sun sur sus sut suu tcc tce tci tcl tcn tcr tcs tct tcu te- tec tee tei tel ten ter tes tet teu tic tie tii til tin tir tis tit tiu tlc tle tli tll tln tlr tls tlt tlu tnc tne tni tnl tnn tnr tns tnt trc tre tri trl trn trr trs trt tru tsc tse tsi tsl tsn tsr tss tst tsu ttc tte tti ttl ttn ttr tts ttt ttu tuc tue tui tul tun tur tus tut tuu ucc uce uci ucl ucn ucr ucs uct ucu uec uee uei uel uen uer ues uet uic uie uii uil uin uir uis uit uiu ulc ule uli ull uln ulr uls ult ulu un- unc une uni unl unn unr uns unt unu ur- urc ure uri url urn urr urs urt uru usc use usi usl usn usr uss ust usu utc ute uti utl utn utr uts utt utu uuc uue uun uur uus uut uuu