-er c-- ccc cce ccg cck cco ccr ccs ccw ce- cec cee ceg cek ceo cer ces cew cgc cge cgg cgo cgr cgs cgw ckc cko cks ckw co- coc coe cog cok coo cor cos cow crc cre crg crk cro crr crs crw csc cse csg csk cso csr css csw cw- cwc cwe cwg cwk cwo cwr cws ec- ecc ece ecg eck eco ecr ecs ecw eec eee eeg eek eeo eer ees eew egc ege egg ego egr egs egw ekc eke ekg eko ekr eks eo- eoc eoe eog eok eoo eor eos eow erc ere erg erk ero err ers erw es- esc ese esg esk eso esr ess esw ewc ewe ewk ewo ewr ews eww gcc gce gcg gck gco gcr gcs gcw ge- gec gee geg gek geo ger ges gew ggc ggg ggo ggr ggs ggw gko gks goc goe gog gok goo gor gos gow grc gre grg grk gro grr grs grw gsc gse gsg gsk gso gsr gss gsw gwc gwe gwg gwk gwr gws kcc kce kcg kck kcr kcs ke- kec kee keg kek keo ker kes kew kgc kgo kgs kgw kkc kke kkk kkr kks koc koe kog kok koo kor kos kow krc krg krk kro krr krs krw ksc kse ksg ksk kso ksr kss ksw kw- kwc kwg kwk kwo kws kww oc- occ ocg ock oco ocr ocs ocw oec oee oeg oeo oer oes ogc oge ogg ogo ogs okc oke okg okk oko okr oks okw oo- ooc oog ook ooo oor oos oow or- orc ore org ork oro orr ors os- osc ose osg osk oso osr oss osw owc owe owk owo ows oww rcc rce rcg rco rcr rcs rcw re- rec ree reg rek reo rer res rew rgc rge rgg rgk rgo rgr rgs rgw rkc rke rkg rkk rko rks roc roe rog rok roo ror ros row rrc rrg rrk rrr rrs rsc rse rsg rsk rso rsr rss rsw rwc rwe rwr rws scc sce scg sck sco scr scs scw se- sec see seg sek seo ser ses sew sgc sge sgg sgk sgo sgr sgs sk- skc ske skg skk sko skr sks skw soc soe sog sok soo sor sos sow sr- src sre srg srk sro srr srs srw ss- ssc sse ssg ssk sso ssr sss ssw swc swe swg swk swo swr sws wcc wce wcg wck wco wcr wcs wcw wec wee weg wek weo wer wes wew wgc wgo wgr wgs wgw wkc wke wkg wko wkr wks wkw woc woe wog wok woo wor wos wow wr- wrc wre wrg wrk wro wrr wrs wrw wsc wse wsg wsk wso wsr wss wsw wwc wwe wwo www