-er c-- ccc cce ccg cco ccr cct ccu ccv ce- cec cee ceg ceo cer cet ceu cev cgc cge cgg cgo cgr cgt cgu cgv co- coc coe cog coo cor cot cou cov crc cre crg cro crr crt cru crv ctc cte ctg cto ctr ctt ctu ctv cuc cue cug cuo cur cut cuu cuv cvc cve cvg cvo cvr cvt cvu cvv ec- ecc ece ecg eco ecr ect ecu ecv eec eee eeg eeo eer eet eev egc ege egg ego egr egt egu eo- eoc eoe eog eoo eor eot eou erc ere erg ero err ert eru erv etc ete etg eto etr ett etu etv eu- euc eue eug eur eut euv evc eve evg evo evr evt evv gcc gce gcg gco gcr gct gcu ge- gec gee geg geo ger get geu gev ggc ggg ggo ggr ggt ggu ggv goc goe gog goo gor got gou gov grc gre grg gro grr grt gru grv gtc gte gtg gto gtr gtt gtu gtv gu- guc gue gug guo gur gut guu guv gvc gve gvg gvo gvr gvt gvu oc- occ ocg oco ocr oct ocu ocv oec oee oeg oeo oer oet ogc oge ogg ogo ogt oo- ooc oog ooo oor oot oov or- orc ore org oro orr ort oru orv ot- otc ote otg oto otr ott otu otv ou- ouc oue ouo our out ov- ovc ove ovo ovv rcc rce rcg rco rcr rct rcu rcv re- rec ree reg reo rer ret reu rev rgc rge rgg rgo rgr rgt rgv roc roe rog roo ror rot rou rov rrc rrg rrr rrt rru rtc rte rtg rto rtr rtt rtu rtv ruc rue rug ruo rur rut ruu ruv rvc rve rvg rvo rvr rvt rvu rvv tcc tce tcg tco tcr tct tcu tcv te- tec tee teg teo ter tet teu tev tgc tge tgg tgo tgr tgt tgu tgv to- toc toe tog too tor tot tou tov trc tre trg tro trr trt tru trv ttc tte ttg tto ttr ttt ttu ttv tuc tue tug tuo tur tut tuu tuv tvc tve tvg tvo tvr tvt tvu ucc uce ucg uco ucr uct ucu ucv uec uee ueg uer uet ugc uge ugg ugo ugr ugt ugu uoc uoe uog uoo uor uot ur- urc ure urg uro urr urt uru utc ute uto utr utt utu utv uuc uue uug uur uut uuu uvc uve uvo uvu uvv v-e vcc vce vco vcr vct vcu vec vee veg veo ver vet veu vgc vgg vgo vgr vgt vgu voc voe vog voo vor vot vou vov vrc vre vrg vrr vrt vru vtc vte vtg vto vtr vtt vtu vtv vue vug vur vut vuv vvc vvg vvo vvr vvt vvv