cccc ccci ccee ccgc ccic ccii ccir ccoc ccrc ccre ccrg ccri cec- cece ceci ceco ceec cege cego ceor cer- cerc cere ceri cero cgcc cgcg cger cgro cicc cici cico cicr ciee cier cigi ciii cior circ cire ciri ciro cirr coce coco cogi cogo coir cor- corc core corg cori coro corr crcc crce crcr cre- crec cree creg crei creo cric crie crig croc croe croo cror eccc ecce ecci ecco ecig eco- ecog ecrc ecri ecrr eeee eeoc eerc eerg eero egcc egcg egcr egec egee eger egge eggi eggo egir ego- egoi egor egre egri eico eiec eiei eier eige eigg eire eoir eore eori ercc erce erec erei erer erg- ergg ergi ergo eric erie erio eroc eroe eroi eroo errc erre erro gc-c gccc gcic gcii gcrg gece geer gege gegg gego geic geie geig geir geo- geog gere geri gero gggg gicr gier gige gigg gigi gigo giog gioi gire girg giri giro girr goce gocr goer gogi gogo goog gooi goor gore gorg gori goro gorr grcc grce grec gree greg gric grie grig groc grog groi groo gror grrr i-go iccc icci icco iccr icec icee icer icgc icoc icor icrc icre icrr iecc ieie ieio iere ieri igcc iger igoe igoo igor igri iiie iiii iiio iioi iioo iirc iocg ioci ioee ioii ioio iooi iooo iore iorg iori ircc ircg iree irer iri- iric irie irig irio iroc irrc irre irri o-eo occc occi oce ocee ocre ocro ocrr oec- oecc oeec oere ogee oger ogge oggi ogog ogoi ogre ogri ogro oici oier oigo oiii oire oocr ooer oooo oore orce orci orco ore- orec oreg oreo orer orge orgo ori- oric orie orig orio oro- oroe oror orri orro rccc rcgc rcic rcrg recc rece reci recr rege regi rego regr reii reir reog rere rerg reri rero ricc rice rico rier rige rigg rigi rigo rire riri rocc roce roco roeg roer roge rogg rogi rogo roig roio roir roog rooi roor rorc rore rori roro rrrr