-ing cccc cccf ccci cccp ccfc ccff ccfi ccgc ccic ccii ccip ccnc ccnf ccni ccnp ccoc ccpn ccpp cfcf cfcn cfco cfgn cfgo cfni cfpo cgcc cgcg cgfc cicc cici cico ciff cifg cigi ciii cin- cinc cinf cing cini cino cion cipf cipo cipp cnci cnco cncp cngi cnic coco cocp cofc coff cofi cogi cogo coif coin coip con- conc conf cong coni conn cono coof coon coop copg copi copo copp cpff cpic cpif cpio cpni fccf fccp fcic fcii ffcc ffff ffii ficc fico fifc fiff fifi fifo figc figg figo fiii fing fini finn fino finp fion fipp fnci foci foco fofo fogg fogi fogn fogo foin fong fono foof foon fopp fp-c fpcc fpin gc-c gccc gccf gcfc gcic gcii gcpc gfcf gfci ggfg gggg ggpo giff gigg gigi gign gigo ging gini ginn gino giog gioi gion giop gipf gipi gipp gncc gngc gnin gnip gnof gnoo gnpc goff gogi gogo goif goin goip gon- gong goni gonn gono goof goog gooi goon goop gopc gopi gopo gpfc gpgp gpip i-go i-no iccc iccf icci iccn icco iccp icgc icnc icoc icon icpc icpo ifco ifcp ific ifni ifno ifpo igcc igcp igfc igni igno igon igoo iiii iiio iino iioi iioo iiop iipf inci inco infi info infp ingo inig inni inno ino- inoi inon inp- inpi inpp iocg ioci iocp iofc ioii ioio ioni ionn iono ioof iooi iooo ipcc ipfc ipin ipop ippc ippf ippo n-ii nccc nccf ncci nccn nccp ncfc ncip ncnc ncoc ncpc nfff nfic nfip nfon ngic ngio ngon ngpc nicc nicf nici nico nifc niff nigc nigg nigo niip ning nini nino niog nion nioo nipc nngn nnnn nnpi noci noco nofi nogg nogo noif noin noio non- nong noni nonn nono noo- noon nooo noop npcc npic npif npin nppc occc occi occn ocfp ocin ocon ocpp off- offc offo ofgo ofno oggi ogin ogni ogog ogoi ogon oici oigo oiii oion oipc onc- oncf onco ongi ongo onic onni onno onon onpg ooff oooo opic opii opin opio opng opo- opon oppi oppo pccc pcfc pcgg pcin pcip pcpn pcpp pfff pfic pgcc picc pici pico piff pigc pigf pigg pign pigo pigp piip pinc ping pini pinn pino pinp pion pipi pipo pipp pnic pnin pnon pnpo pnpp poco poff pofi pogg pogo poin poio ponc pong poni pono ponp poof poon poop pop- popc popi popo popp ppcc ppci ppgi ppic ppif ppig pppn pppo pppp