-er c-- ccc ccd cce ccg ccn cco ccr ccu cdc cdd cde cdg cdn cdo cdr cdu ce- cec ced cee ceg cen ceo cer ceu cgc cgd cge cgg cgn cgo cgr cgu cn- cnc cnd cne cng cnn cno cnr cnu co- coc cod coe cog con coo cor cou crc crd cre crg crn cro crr cru cuc cud cue cug cun cuo cur cuu dcc dcd dce dcg dcn dco dcr dcu ddc ddd dde ddg ddn ddo ddr ddu de- dec ded dee deg den deo der deu dgc dgd dge dgg dgn dgr dgu dnc dnd dne dng dnn dno dnr doc dod doe dog don doo dor dou drc drd dre drg drn dro drr dru duc dud due dug dun duo dur ec- ecc ecd ece ecg ecn eco ecr ecu ed- edc edd ede edg edn edo edr edu eec eed eee eeg een eeo eer egc egd ege egg egn ego egr egu en- enc end ene eng enn eno enr enu eo- eoc eod eoe eog eon eoo eor eou erc erd ere erg ern ero err eru eu- euc eud eue eug eun eur g-d gcc gcd gce gcg gcn gco gcr gcu gdc gdd gde gdn gdo gdr gdu ge- gec ged gee geg gen geo ger geu ggc ggd ggg ggn ggo ggr ggu gnc gnd gne gnn gno gnr gnu goc god goe gog gon goo gor gou grc grd gre grg grn gro grr gru gu- guc gud gue gug gun guo gur guu ncc ncd nce ncg ncn nco ncr ncu ndc ndd nde ndg ndn ndo ndr ndu ne- nec ned nee neg nen neo ner neu ngc ngd nge ngg ngn ngo ngu nnc nne nng nnn nno nnu no- noc nod noe nog non noo nor nou nrc nrd nre nrg nrn nro nrr nru nuc nud nue nug nun nuo nur nuu oc- occ ocd ocg ocn oco ocr ocu odc odd ode odg odn odo odr odu oec oed oee oeg oen oeo oer ogc ogd oge ogg ogn ogo on- onc ond one ong onn ono onr onu oo- ooc ood oog oon ooo oor or- orc ord ore org orn oro orr oru ou- ouc oud oue oun ouo our rcc rcd rce rcg rcn rco rcr rcu rdc rdd rde rdg rdn rdo rdr rdu re- rec red ree reg ren reo rer reu rgc rgd rge rgg rgn rgo rgr rnc rnd rng rnn rno rnr rnu roc rod roe rog ron roo ror rou rrc rrd rrg rrn rrr rru ruc rud rue rug run ruo rur ruu ucc ucd uce ucg ucn uco ucr ucu udc udd ude udg udn udo udr udu uec ued uee ueg uen uer ugc uge ugg ugn ugo ugr ugu un- unc und une ung unn uno unr unu uoc uod uoe uog uon uoo uor ur- urc urd ure urg urn uro urr uru uuc uue uug uun uur uuu