cccc cccf ccci ccfc ccff ccfi ccgc ccic ccii ccir ccoc ccrc ccrf ccrg ccri cfcf cfco cffr cfgo cfor cfrg cgcc cgcg cgfc cgro cicc cici cico cicr ciff cifg cigi ciii cior circ ciri ciro cirr coco cofc coff cofi cogi cogo coif coir coof cor- corc corf corg cori coro corr crcc crcr crfc cric crif crig croc croo cror fccf fcic fcii ffcc ffff ffii ffrr ficc fico fifc fiff fifi fifo figc figg figo fiii fior foci foco fofo fogg fogi fogo foof for- forg fori foro forr frcc frfc fric frig frio frog gc-c gccc gccf gcfc gcic gcii gcrg gfcf gfci gfor ggfg gggg gicr giff gigg gigi gigo giog gioi girg giri giro girr gocr goff gofr gogi gogo goif goof goog gooi goor gorf gorg gori goro gorr grcc gric grif grig groc grof grog groi groo gror grrr i-go iccc iccf icci icco iccr icgc icoc icor icrc icrf icrr ifco ific ifor ifrf ifri igcc igfc igoo igor igri iiii iiio iioi iioo iirc iocg ioci iofc ioii ioio ioof iooi iooo iorg iori ircc ircg iri- iric irig irio iroc irrc irri occc occi ocro ocrr ofcr off- offc offo offr ofgo ofor ogfr oggi ogog ogoi ogri ogro oici oigo oiii oocr ooff oooo orci orco orff orfi orgo ori- oric orif orig orio oro- orof oror orri orro rccc rcfc rcgc rcic rcrg rffc rfic ricc rico riff rigg rigi rigo riif riri rocc roco rofc roff rofo rogg rogi rogo roif roig roio roir roof roog rooi roor rorc rori roro rrfc rrif rrrr