-er c-- ccc cce ccl ccn ccr ccs cct ccu ce- cec cee cel cen cer ces cet ceu cl- clc cle cll cln clr cls clt clu cn- cnc cne cnl cnn cnr cns cnt cnu crc cre crl crn crr crs crt cru csc cse csl csn csr css cst csu ctc cte ctl ctn ctr cts ctt ctu cuc cue cul cun cur cus cut cuu ec- ecc ece ecl ecn ecr ecs ect ecu eec eee eel een eer ees eet elc ele ell eln elr els elt elu en- enc ene enl enn enr ens ent enu erc ere erl ern err ers ert eru es- esc ese esl esn esr ess est esu etc ete etl etn etr ets ett etu eu- euc eue eul eun eur eus eut lcc lce lcl lcn lcr lcs lct lcu lec lee lel len ler les let leu llc lle lll lln llr lls llt llu lnc lne lnl lnn lnr lns lnt lnu lrc lrn lrr lrs lrt lru lsc lse lsl lsn lsr lss lst lsu ltc lte ltl ltr lts ltt ltu luc lue lul lun lur lus lut luu ncc nce ncl ncn ncr ncs nct ncu ne- nec nee nel nen ner nes net neu nlc nle nll nln nlr nls nlt nlu nnc nne nnl nnn nns nnt nnu nrc nre nrl nrn nrr nrs nrt nru nsc nse nsl nsn nsr nss nst nsu ntc nte ntn ntr nts ntt ntu nuc nue nul nun nur nus nut nuu rcc rce rcl rcn rcr rcs rct rcu re- rec ree rel ren rer res ret reu rlc rle rll rln rlr rls rlt rlu rnc rnn rnr rns rnt rnu rrc rrl rrn rrr rrs rrt rru rsc rse rsl rsn rsr rss rst rsu rtc rte rtl rtn rtr rts rtt rtu ruc rue run rur rus rut ruu scc sce scl scn scr scs sct scu se- sec see sel sen ser ses set seu slc sle sll sln slr sls slt slu snc sne snl snn snr sns snt snu sr- src sre srl srn srr srs srt ss- ssc sse ssl ssn ssr sss sst ssu stc ste stl stn str sts stt stu suc sue sul sun sur sus sut suu tcc tce tcl tcn tcr tcs tct tcu te- tec tee tel ten ter tes tet teu tlc tle tll tln tlr tls tlt tlu tnc tne tnl tnn tnr tns tnt trc tre trl trn trr trs trt tru tsc tse tsl tsn tsr tss tst tsu ttc tte ttl ttn ttr tts ttt ttu tuc tue tul tun tur tus tut tuu ucc uce ucl ucn ucr ucs uct ucu uec uee uel uen uer ues uet ulc ule ull uln ulr uls ult ulu un- unc une unl unn unr uns unt unu ur- urc ure url urn urr urs urt uru usc use usl usn usr uss ust usu utc ute utl utn utr uts utt utu uuc uue uun uur uus uut uuu