-er c-- ccc ccd cce ccg ccl ccr ccs ccu cdc cdd cde cdg cdl cdr cds cdu ce- cec ced cee ceg cel cer ces ceu cgc cgd cge cgg cgl cgr cgs cgu cl- clc cld cle clg cll clr cls clu crc crd cre crg crl crr crs cru csc csd cse csg csl csr css csu cuc cud cue cug cul cur cus cuu dcc dcd dce dcg dcl dcr dcs dcu ddc ddd dde ddg ddl ddr dds ddu de- dec ded dee deg del der des deu dgc dgd dge dgg dgl dgr dgs dgu dl- dlc dld dle dlg dll dlr dls dlu drc drd dre drg drl drr drs dru dsc dsd dse dsg dsl dsr dss dsu duc dud due dug dul dur dus ec- ecc ecd ece ecg ecl ecr ecs ecu ed- edc edd ede edg edl edr eds edu eec eed eee eeg eel eer ees egc egd ege egg egl egr egs egu elc eld ele elg ell elr els elu erc erd ere erg erl err ers eru es- esc esd ese esg esl esr ess esu eu- euc eud eue eug eul eur eus g-d gcc gcd gce gcg gcl gcr gcs gcu gdc gdd gde gdl gdr gds gdu ge- gec ged gee geg gel ger ges geu ggc ggd ggg ggr ggs ggu glc gld gle glg gll glr gls glu grc grd gre grg grl grr grs gru gsc gsd gse gsg gsl gsr gss gsu gu- guc gud gue gug gul gur gus guu lcc lcd lce lcg lcl lcr lcs lcu ldc ldd lde ldg ldl ldr lds ldu lec led lee leg lel ler les leu lgc lgd lge lgg lgl lgr lgs lgu llc lld lle llg lll llr lls llu lrc lrd lrg lrr lrs lru lsc lsd lse lsg lsl lsr lss lsu luc lud lue lug lul lur lus luu rcc rcd rce rcg rcl rcr rcs rcu rdc rdd rde rdg rdl rdr rds rdu re- rec red ree reg rel rer res reu rgc rgd rge rgg rgr rgs rlc rld rle rlg rll rlr rls rlu rrc rrd rrg rrl rrr rrs rru rsc rsd rse rsg rsl rsr rss rsu ruc rud rue rug rur rus ruu scc scd sce scg scl scr scs scu sdc sdd sde sdg sdl sdr sds sdu se- sec sed see seg sel ser ses seu sgc sgd sge sgg sgl sgr sgs sgu slc sld sle slg sll slr sls slu sr- src srd sre srg srl srr srs ss- ssc ssd sse ssg ssl ssr sss ssu suc sud sue sug sul sur sus suu ucc ucd uce ucg ucl ucr ucs ucu udc udd ude udg udl udr uds udu uec ued uee ueg uel uer ues ugc uge ugg ugl ugr ugs ugu ulc uld ule ulg ull ulr uls ulu ur- urc urd ure urg url urr urs uru usc usd use usg usl usr uss usu uuc uue uug uur uus uuu