-er -ic c-- ccc cce ccg cci ccn ccr ccs cct ccu ce- cec cee ceg cei cen cer ces cet ceu cgc cge cgg cgi cgn cgr cgs cgt cgu ci- cic cie cig cii cin cir cis cit ciu cn- cnc cne cng cni cnn cnr cns cnt cnu crc cre crg cri crn crr crs crt cru csc cse csg csi csn csr css cst csu ctc cte ctg cti ctn ctr cts ctt ctu cuc cue cug cui cun cur cus cut cuu ec- ecc ece ecg eci ecn ecr ecs ect ecu eec eee eeg een eer ees eet egc ege egg egi egn egr egs egt egu eic eie eig eii ein eir eis eit eiu en- enc ene eng eni enn enr ens ent enu erc ere erg eri ern err ers ert eru es- esc ese esg esi esn esr ess est esu etc ete etg eti etn etr ets ett etu eu- euc eue eug eui eun eur eus eut gcc gce gcg gci gcn gcr gcs gct gcu ge- gec gee geg gei gen ger ges get geu ggc ggg ggi ggn ggr ggs ggt ggu gic gie gig gii gin gir gis git giu gnc gne gni gnn gnr gns gnt gnu grc gre grg gri grn grr grs grt gru gsc gse gsg gsi gsn gsr gss gst gsu gtc gte gtg gti gtn gtr gts gtt gtu gu- guc gue gug gui gun gur gus gut guu icc ice icg ici icn icr ics ict icu ie- iec iee ieg iei ien ier ies iet igc ige igg igi ign igr igs igt igu iic iie iii iin iir iis iit iiu in- inc ine ing ini inn inr ins int inu ir- irc ire irg iri irn irr irs irt iru is- isc ise isg isi isn isr iss ist isu itc ite itg iti itn its itt itu iu- iuc iue iug iui iur ius iut n-i ncc nce ncg nci ncn ncr ncs nct ncu ne- nec nee neg nei nen ner nes net neu ngc nge ngg ngi ngn ngs ngt ngu nic nie nig nii nin nir nis nit niu nnc nne nng nni nnn nns nnt nnu nrc nre nrg nri nrn nrr nrs nrt nru nsc nse nsg nsi nsn nsr nss nst nsu ntc nte ntg nti ntn ntr nts ntt ntu nuc nue nug nui nun nur nus nut nuu rcc rce rcg rci rcn rcr rcs rct rcu re- rec ree reg rei ren rer res ret reu rgc rge rgg rgi rgn rgr rgs rgt ric rie rig rii rin rir ris rit rnc rng rni rnn rnr rns rnt rnu rrc rrg rri rrn rrr rrs rrt rru rsc rse rsg rsi rsn rsr rss rst rsu rtc rte rtg rti rtn rtr rts rtt rtu ruc rue rug rui run rur rus rut ruu scc sce scg sci scn scr scs sct scu se- sec see seg sei sen ser ses set seu sgc sge sgg sgi sgn sgr sgs sgt sgu sic sie sig sii sin sir sis sit siu snc sne sng sni snn snr sns snt snu sr- src sre srg sri srn srr srs srt ss- ssc sse ssg ssi ssn ssr sss sst ssu stc ste stg sti stn str sts stt stu suc sue sug sui sun sur sus sut suu tcc tce tcg tci tcn tcr tcs tct tcu te- tec tee teg tei ten ter tes tet teu tgc tge tgg tgi tgn tgr tgs tgt tgu tic tie tig tii tin tir tis tit tiu tnc tne tng tni tnn tnr tns tnt trc tre trg tri trn trr trs trt tru tsc tse tsg tsi tsn tsr tss tst tsu ttc tte ttg tti ttn ttr tts ttt ttu tuc tue tug tui tun tur tus tut tuu ucc uce ucg uci ucn ucr ucs uct ucu uec uee ueg uei uen uer ues uet ugc uge ugg ugi ugn ugr ugs ugt ugu uic uie uig uii uin uir uis uit uiu un- unc une ung uni unn unr uns unt unu ur- urc ure urg uri urn urr urs urt uru usc use usg usi usn usr uss ust usu utc ute uti utn utr uts utt utu uuc uue uug uun uur uus uut uuu