-er c-- ccc cce ccn ccr ccs cct ccu ccv ce- cec cee cen cer ces cet ceu cev cn- cnc cne cnn cnr cns cnt cnu cnv crc cre crn crr crs crt cru crv csc cse csn csr css cst csu csv ctc cte ctn ctr cts ctt ctu ctv cuc cue cun cur cus cut cuu cuv cvc cve cvn cvr cvs cvt cvu cvv ec- ecc ece ecn ecr ecs ect ecu ecv eec eee een eer ees eet eev en- enc ene enn enr ens ent enu env erc ere ern err ers ert eru erv es- esc ese esn esr ess est esu esv etc ete etn etr ets ett etu etv eu- euc eue eun eur eus eut euv evc eve evn evr evs evt evv ncc nce ncn ncr ncs nct ncu ncv ne- nec nee nen ner nes net neu nev nnc nne nnn nns nnt nnu nnv nrc nre nrn nrr nrs nrt nru nrv nsc nse nsn nsr nss nst nsu nsv ntc nte ntn ntr nts ntt ntu ntv nuc nue nun nur nus nut nuu nuv nvc nve nvn nvt nvu nvv rcc rce rcn rcr rcs rct rcu rcv re- rec ree ren rer res ret reu rev rnc rnn rnr rns rnt rnu rnv rrc rrn rrr rrs rrt rru rsc rse rsn rsr rss rst rsu rsv rtc rte rtn rtr rts rtt rtu rtv ruc rue run rur rus rut ruu ruv rvc rve rvn rvr rvs rvt rvu rvv scc sce scn scr scs sct scu scv se- sec see sen ser ses set seu sev snc sne snn snr sns snt snu snv sr- src sre srn srr srs srt srv ss- ssc sse ssn ssr sss sst ssu ssv stc ste stn str sts stt stu stv suc sue sun sur sus sut suu suv svc sve svn svr svs svt svu svv tcc tce tcn tcr tcs tct tcu tcv te- tec tee ten ter tes tet teu tev tnc tne tnn tnr tns tnt trc tre trn trr trs trt tru trv tsc tse tsn tsr tss tst tsu tsv ttc tte ttn ttr tts ttt ttu ttv tuc tue tun tur tus tut tuu tuv tvc tve tvn tvr tvs tvt tvu ucc uce ucn ucr ucs uct ucu ucv uec uee uen uer ues uet un- unc une unn unr uns unt unu unv ur- urc ure urn urr urs urt uru usc use usn usr uss ust usu usv utc ute utn utr uts utt utu utv uuc uue uun uur uus uut uuu uvc uve uvs uvu uvv v-e vcc vce vcn vcr vcs vct vcu vec vee ven ver ves vet veu vn- vnr vns vnu vnv vrc vre vrn vrr vrs vrt vru vsc vse vsn vsr vss vst vsu vsv vtc vte vtr vts vtt vtu vtv vue vur vus vut vuv vvc vvr vvs vvt vvv