-er c-- ccc ccd cce ccf ccg cck ccn ccr ccs ccu cdc cdd cde cdf cdg cdk cdn cdr cds cdu ce- cec ced cee cef ceg cek cen cer ces ceu cfc cfd cfe cff cfg cfk cfn cfr cfs cfu cgc cgd cge cgg cgn cgr cgs cgu ckc ckd cks cn- cnc cnd cne cnf cng cnn cnr cns cnu crc crd cre crf crg crk crn crr crs cru csc csd cse csf csg csk csn csr css csu cuc cud cue cuf cug cuk cun cur cus cuu dcc dcd dce dcf dcg dck dcn dcr dcs dcu ddc ddd dde ddf ddg ddk ddn ddr dds ddu de- dec ded dee def deg dek den der des deu dfc dfd dfe dff dfg dfk dfn dfr dfs dfu dgc dgd dge dgf dgg dgk dgn dgr dgs dgu dkc dke dkg dkk dkr dks dku dnc dnd dne dnf dng dnk dnn dnr dns drc drd dre drg drk drn drr drs dru dsc dsd dse dsf dsg dsk dsn dsr dss dsu duc dud due duf dug duk dun dur dus ec- ecc ecd ece ecf ecg eck ecn ecr ecs ecu ed- edc edd ede edf edg edk edn edr eds edu eec eed eee eef eeg eek een eer ees ef- efc efd efe eff efg efr efs egc egd ege egf egg egn egr egs egu ekc ekd eke ekf ekg ekr eks eku en- enc end ene enf eng enk enn enr ens enu erc erd ere erf erg erk ern err ers eru es- esc esd ese esf esg esk esn esr ess esu eu- euc eud eue euf eug eun eur eus fcc fcd fce fcf fcg fck fcn fcr fcs fcu fdc fdd fde fdf fdg fdk fdn fdr fds fdu fec fed fee fef feg fek fen fer fes feu ffc ffd ffe fff ffg ffk ffn ffr ffs ffu fgc fgd fge fgf fgg fgn fgr fgs fkc fkf fkg fkk fnc fnd fne fnf fng fnk fnn fnr fns fnu frc frd fre frf frg frk frn frr frs fru fsc fsd fse fsf fsg fsk fsn fsr fss fsu fud fue fuf fug fuk fun fur fus fuu g-d gcc gcd gce gcf gcg gck gcn gcr gcs gcu gdc gdd gde gdf gdk gdn gdr gds gdu ge- gec ged gee gef geg gek gen ger ges geu gfc gfd gfe gff gfk gfr gfs ggc ggd ggg ggn ggr ggs ggu gkd gkn gks gnc gnd gne gnf gnn gnr gns gnu grc grd gre grf grg grk grn grr grs gru gsc gsd gse gsf gsg gsk gsn gsr gss gsu gu- guc gud gue guf gug guk gun gur gus guu kcc kcd kce kcg kck kcn kcr kcs kcu kdc kde kdf kdg kdk kdr kds kdu ke- kec ked kee kef keg kek ken ker kes kfc kfd kff kfg kfs kfu kgc kgd kgf kgs kgu kkc kke kkk kkn kkr kks kku kn- knc knd kne knf kng knk knn knr knu krc krd krf krg krk krn krr krs kru ksc ksd kse ksf ksg ksk ksn ksr kss ksu kuc kud kue kug kuk kun kur kus kuu ncc ncd nce ncf ncg nck ncn ncr ncs ncu ndc ndd nde ndf ndg ndk ndn ndr nds ndu ne- nec ned nee nef neg nek nen ner nes neu nfc nfd nfe nff nfk nfn nfr nfs nfu ngc ngd nge ngf ngg ngk ngn ngs ngu nkc nke nkf nkk nkn nkr nks nku nnc nne nnf nng nnk nnn nns nnu nrc nrd nre nrf nrg nrk nrn nrr nrs nru nsc nsd nse nsf nsg nsk nsn nsr nss nsu nuc nud nue nug nuk nun nur nus nuu rcc rcd rce rcf rcg rcn rcr rcs rcu rdc rdd rde rdf rdg rdn rdr rds rdu re- rec red ree ref reg rek ren rer res reu rfc rfd rfe rff rfg rfk rfn rfr rfs rfu rgc rgd rge rgf rgg rgk rgn rgr rgs rkc rke rkf rkg rkk rks rku rnc rnd rng rnn rnr rns rnu rrc rrd rrf rrg rrk rrn rrr rrs rru rsc rsd rse rsf rsg rsk rsn rsr rss rsu ruc rud rue ruf rug ruk run rur rus ruu scc scd sce scf scg sck scn scr scs scu sdc sdd sde sdf sdg sdk sdn sdr sds sdu se- sec sed see sef seg sek sen ser ses seu sfc sfd sfe sff sfg sfk sfn sfr sfs sfu sgc sgd sge sgf sgg sgk sgn sgr sgs sgu sk- skc skd ske skf skg skk skr sks sku snc snd sne snf sng snk snn snr sns snu sr- src srd sre srf srg srk srn srr srs ss- ssc ssd sse ssf ssg ssk ssn ssr sss ssu suc sud sue suf sug suk sun sur sus suu ucc ucd uce ucf ucg uck ucn ucr ucs ucu udc udd ude udf udg udk udn udr uds udu uec ued uee uef ueg uen uer ues ufc ufd ufe uff ufg ufn ufr ufs ufu ugc uge ugf ugg ugk ugn ugr ugs ugu ukc uke ukf ukk ukn ukr uku un- unc und une unf ung unk unn unr uns unu ur- urc urd ure urf urg urk urn urr urs uru usc usd use usf usg usk usn usr uss usu uuc uue uug uun uur uus uuu