cccc cccf ccci ccee ccfc ccff ccfi ccgc ccic ccii ccir ccoc ccrc ccre ccrf ccrg ccri cec- cece ceci ceco ceec cef- cefc cege cego ceor cer- cerc cere cerf ceri cero cfcf cfco cffr cfgo cfor cfre cfrg cgcc cgcg cger cgfc cgro cicc cici cico cicr ciee cier cife ciff cifg cigi ciii cior circ cire ciri ciro cirr coce coco cofc cofe coff cofi cogi cogo coif coir coof cor- corc core corf corg cori coro corr crcc crce crcr cre- crec cree creg crei creo crfc cric crie crif crig croc croe croo cror eccc ecce ecci ecco ecef ecfc ecfr ecig eco- ecog ecrc ecrf ecri ecrr eeee eefe eeoc eerc eerg eero ef-g efco efeo effi efic efor egcc egcg egcr egec egee eger egfr egge eggi eggo egir ego- egoi egor egre egri eico eiec eiei eier eige eigg eire eoir eore eori ercc erce erec erei erer erfc erg- ergg ergi ergo eric erie erio eroc eroe eroi eroo errc erre erro fccf fcic fcii fece feer fefc fefe feff fefi fefo fege fegg feie feig feio feir feof ferc fere fero ferr ffcc ffee ffff ffii ffrr ficc fice fico fiec fief fier fifc fife fiff fifi fifo figc figg figo fiii fioe fior fire foce foci foco foer fofo foge fogg fogi fogo foie foof for- fore forg fori foro forr frcc free frei freo frfc fric frie frig frio froe frog gc-c gccc gccf gcfc gcic gcii gcrg gece geer gefe gege gegg gego geic geie geif geig geir geo- geof geog gere geri gero gfcf gfci gfer gfor ggfg gggg gicr gief gier gife giff gige gigg gigi gigo giog gioi gire girg giri giro girr goce gocr goef goer gofe goff gofr gogi gogo goif goof goog gooi goor gore gorf gorg gori goro gorr grcc grce grec gree gref greg gric grie grif grig groc grof grog groi groo gror grrr i-go iccc iccf icci icco iccr icec icee icef icer icgc icoc icor icrc icre icrf icrr iecc ieie ieio iere ieri ifco ifer ifge ific ifor ifrf ifri igcc iger igfc igoe igoo igor igri iiie iiii iiio iioi iioo iirc iocg ioci ioee iofc ioii ioio ioof iooi iooo iore iorg iori ircc ircg iree irer irfe iri- iric irie irig irio iroc irrc irre irri o-eo occc occi oce ocee ocef ocre ocro ocrr oec- oecc oeec oere ofcr ofer off- offc offe offo offr ofgo ofor ofre ogee oger ogfr ogge oggi ogog ogoi ogre ogri ogro oici oier oigo oiii oire oocr ooer ooff oooo oore orce orci orco ore- orec oreg oreo orer orfe orff orfi orge orgo ori- oric orie orif orig orio oro- oroe orof oror orri orro rccc rcfc rcgc rcic rcrg recc rece reci recr reef refe reff refg refi refr rege regi rego regr reif reii reir reof reog rere rerg reri rero rfef rffc rfic ricc rice rico rief rier rife riff rige rigg rigi rigo riif rire riri rocc roce roco roeg roer rofc rofe roff rofo roge rogg rogi rogo roif roig roio roir roof roog rooi roor rorc rore rori roro rrfc rrif rrrr