-ing cccc ccci cccp cccu ccgc ccgt ccic ccii ccip ccir ccnc ccni ccnp ccnr ccnu ccoc ccpn ccpp ccpr ccrc ccrg ccri ccrp ccrt cctc cctt ccuc ccup ccut cgcc cgcg cgro cgtp cgtu cicc cici cico cicr cict cicu cigi cigu ciii ciit cin- cinc cing cini cino cint cion cior cipo cipp circ ciri ciro cirr cirt citg citi cito citp citt citu ciuc ciup cnci cnco cncp cngi cnic cnrc cnrr cnrt cntc cntr cnut coco cocp coct cocu cogi cogo coin coip coir coit con- conc cong coni conn cono cont coon coop coot copg copi copo copp copr copt cor- corc corg cori corn coro corp corr cort cotc coti cotn coto cott cotu coun coup cour cout cpcu cpic cpio cpni cpnt cpri cprt cptp cptr crcc crcr cric crig crin crip crit criu croc cron croo crop cror crot crpc crrt crtc crtp crug crun crup crut ctcp ctgu ctic ctor ctot ctpo ctpp ctrc ctrn ctrp cttn cucc cuci cucn cui- cuin cuir cuit cuno cunp cunt cuon cupo cupp cupr curi curn curo curr curt cut- cutc cuto cutt gc-c gccc gcic gcii gcpc gcrg gctc gggg ggpo ggrn gicr gigg gigi gign gigo ging gini ginn gino ginu giog gioi gion giop gipi gipp girg giri girn giro girr girt giru gito giur gncc gngc gnin gnip gnit gnoo gnpc gnrc gnrr gnti gntp gocr gogi gogo goin goip goit gon- gong goni gonn gono gonu goog gooi goon goop goor goot gopc gopi gopo gopu gorg gori gorn goro gorp gorr gort goti goto gott gou- goug goun goup gour gout gpgp gpip gpot gprp grcc gric grig grin grip grit grni groc grog groi gron groo grop gror grot grou grpc grrr grtc grug grui grun grur grut gtco gtcr gtip gtop guci gugg gugi gugu guin gung gunn gunt gurg guri gurn guro gurr gurt guru guti guto gutt gutu i-go i-no iccc icci iccn icco iccp iccr icct iccu icgc icnc icoc icon icor icpc icpo icrc icrr icrt icru ictp icup igcc igcp igni igno ignu igon igoo igor igot igri iiii iiio iiit iino iioi iioo iiop iirc iitr iitt iiuc inci inco incr ingo inig init inni inno innr innu ino- inoi inon inor inot inou inp- inpi inpp inpt inri inro intg inti intn into intp intr intu inui inun inup iocg ioci iocp iogt ioii ioio ioit ioni ionn iono iooi iooo iorg iori ioto ioug ioun ipcc ipct ipin ipop ippc ippo ippr ipri iptc ipto ipur iput ircc ircg ircu iri- iric irig irin irio irip iroc iron irop irpc irrc irri irti irtp irun itgc itgo itic itin itno itoi iton itoo itor itou itpc itri itto itup itur iucc iuiu iuno iupp n-ii n-up nccc ncci nccn nccp nccr ncct nccu ncgr ncip ncit ncnc ncoc ncor ncpc ncrc ncri ncrp nctc nctr ngic ngio ngon ngor ngou ngpc ngri ngtn ngur nguu nicc nici nico nicu nigc nigg nigo nigt niip niir niit niiu ning nini nino niog nion nioo niou nipc nipr nipt niro nirt niru nitc niti nito nitr niur nngn nnit nnnn nnot nnpi nnpr nntn noci noco noct nogg nogo nogt noin noio noir noit non- nong noni nonn nono nont nonu noo- noon nooo noop noor noot nor- norc norg nori norn noro norr nort not- noti noto nott noun noup nour nout npcc npic npin nppc npri nprt nptc nptn nric nroc nron nrpc nrpn nrrc ntcc ntnu ntop ntpc ntrc ntru ntto nttr ntuc ntui nuci nucu nuin nuit nunc nung nunn nuno nunt nuoc nuon nurc nuri nurn nurp nurr nurt nuru nutt nutu occc occi occn occt ocin ocon ocpp ocro ocrr oct- octi octo ocur oggi ogin ogni ogog ogoi ogon ogou ogpu ogri ogro ogui ogun oici oigo oiii oint oion oipc oirt oitc oiti onc- onco onct ongi ongo ongu onic onir onit onni onno onon onor onpg onpt onpu ont- ontc onti onto onup onur onut oocr oont oooo oort ootp opic opii opin opio opit opng opo- opon opor oppi oppo opti optn opto orci orco orgn orgo ori- oric orig orin orio orit ornc orni orno oro- oron oror orot orpc orpi orri orro ortc orto orup otic otin otit oto- otog oton otoo otor otpp otro otti otto ottu otur oucc ouii ouin ouir ouit oun- oung our- ourn ouro ourt out- outi outo ouu- pccc pcgg pcin pcip pcnt pcpn pcpp pcrc pcun pgcc pgou pgpu pgrc pgup picc pici pico picr pict picu pigc pigg pign pigo pigp pigt pigu piip pinc ping pini pinn pino pinp pint pinu pion piot pipi pipo pipp pirc pirg piri pirn piro pirr piru piti pito pitr pitt pitu pnic pnin pnon pnot pnpo pnpp pnro pntr pnup poco pogg pogo poin poio ponc pong poni pono ponp pont poon poop poor poot pop- popc popi popo popp popt porc porg pori porn poro porr port potc poti poto pott potu poui poun poup pour pout ppcc ppci ppgi ppic ppig pppn pppo pppp pprc ppru pptn pptt ppur prcc prcp pri- prig prii prin prnp pro- proc prog pron proo prop prot prou prri prtc prti prtp prtr prut pruu ptcc ptop pttc ptui pugo pugu puig puin puir puit puiu punc pung puno punt punu pupi pupu pur- purg puri puro purp purr puru put- puti puto putt putu puuc rccc rcgc rcic rcnr rcon rcpi rcpo rcpt rcrg rctc rctg rcti rgit rgtr ricc rico rict rigg rigi rigo rigu riin ring rinn rino rion riot riou ripi ripp ripr ript riri riti rito ritt ritu rnco rncp rnin rnnt rnot rntp rnut rocc roco rogg rogi rogo roig roin roio roir roit roiu ronc rong roni rono ront roog rooi roon roop roor root ropo rorc rori roro rort roru rotc rotg roti rotn roto rotr rott roun roup rout rpii rpon rppn rptn rrrr rrun