cccc cccf ccci cccp ccee ccfc ccff ccfi ccic ccii ccip ccoc ccpe ccpp cec- cece ceci ceco cecp ceec cef- cefc ceip ceop cepc cepe cepo cepp cfcf cfco cfpo cicc cici cico ciee cife ciff ciii cipf cipo cipp coce coco cocp coep cofc cofe coff cofi coif coip coof coop cope copi copo copp cpce cpep cpff cpic cpif cpio eccc ecce ecci ecco ecef ecfc ecip eco- ecop ecpp eeee eefe eeoc efco efeo effi efic eico eiec eiei eipo epcc epci epec epee epfc epi- epic epie epip epoc eppc eppo eppp fccf fccp fcic fcii fece fefc fefe feff fefi fefo feie feio feof fepc ffcc ffee ffff ffii ficc fice fico fiec fief fifc fife fiff fifi fifo fiii fioe fipp foce foci foco fofo foie foof fopp fp-c fpcc iccc iccf icci icco iccp icec icee icef icoc icpc icpo iecc ieie ieio ifco ifcp ific ifpo iiie iiii iiio iioi iioo iiop iipf ioci iocp ioee iofc ioii ioio ioof iooi iooo ipcc ipce ipec ipfc ipie ipoe ipop ippc ippf ippo o-eo occc occi oce ocee ocef ocfp ocpp oec- oecc oeec off- offc offe offo oici oiii oipc ooff oooo opec opei opep opic opie opii opio opo- oppi oppo pccc pcce pcep pcfc pcip pcoe pcpp pece peci peco peec peep pefc peff peio peip pepe pepi pepo pfce pfff pfic picc pice pici pico piep piff piip pipe pipi pipo pipp poce poco poff pofi poio poof poop pop- popc pope popi popo popp ppcc ppci ppic ppie ppif pppo pppp