cccc ccee ccgc ccoc ccrc ccre ccrg cec- cece ceco ceec cege cego ceke ceor cer- cerc cere cero ceze cgcc cgcg cger cgro ckck ckco cker ckgo ckoc ckoo ckor ckrc coce cock coco cogo cok- coke coko cook cor- corc core corg cork coro corr coze cozz crcc crce crcr crcz cre- crec cree creg creo crkc croc croe crok croo cror croz eccc ecce ecco ecko eco- ecog ecrc ecrr eeee eeke eeoc eerc eerg eero eeze egcc egcg egcr egec egee eger egge eggo ego- egor egoz egre ekco ekek eker eore ercc erce erec erer erez erg- ergg ergo erke eroc eroe eroo errc erre erro ezek ezer ezgo ezzo gc-c gccc gcrg gece geck geek geer geez gege gegg gego geko geo- geog gere gero gezo gggg goce gocr goer gogo goke goog gook goor gore gorg goro gorr gorz goze gozo grcc grce grec gree greg grez groc grog grok groo gror grrr kccc kcck kccr kcec kcee kceg kceo kcez kcgc kcgr kckc kckk kcko kckr kckz kcoe kcog kcor kcoz kcrc kcrg kcro kcrr kcrz kcze kczo kczz kecg keck keco kecr keek keer kege kegg kegk kegr kekc keke keko keok ker- kerc kere kerk kero kerr kerz keze kezr kezz kgcc kgce kgcr kgec kgeo kgez kggg kggo kggr kgoe kgor kgoz kgrc kgre kgrg kgrk kgro kgrr kgrz kkck kkco kkcr kkeg kkez kkgo kkgr kkkk kkoo kkor kkoz kkrc kkre kkrk kkro kkrr kkrz kkzz kock koge kogg kogo kokc koke kokk koko kokr kokz kooc koog kook kooo koor kooz korc kore korg kork koro korr koze kozk kozo kozr krcc krce krcg krco krec kree krek kreo krez krkc krke krkk krko krkr krkz kroc kroe krog krok kroo kror kroz krrc krre krrg krrk krro krrr krrz krze krzk krzr krzz kzcr kzee kzer kzgo kzgz kzke kzkr kzkz kzoo kzor kzoz kzrc kzrg kzrk kzro kzrr kzrz kzzk kzzo kzzr kzzz o-eo occc oce ocee ocke ocre ocro ocrr oec- oecc oeec oere ogee oger ogge ogog ogre ogro oker okgo okko okok okor okre okro oocr ooer oooo oore ooze orce orco ore- orec oreg orek oreo orer orge orgo orke orko oro- oroe orok oror oroz orro orzk orzo ozee ozek ozer ozge rccc rcgc rcrg recc rece reck recr recz reek rege rego regr reke reko reog rere rerg rero reze rocc roce rock roco roeg roer roge rogg rogo roke rokk roko rokr roog rook roor rooz rorc rore rork roro roze rozz rrrr z-ro zcgk zeck zeek zegg zego zeke zeko zekr zerg zerk zero zeze zoco zogg zogo zoke zoo- zook zorc zore zorg zork zoro zozo zrce zrze zzzz