cccc cccf cccp cccu ccfc ccff ccnc ccnf ccnp ccnr ccnu ccoc ccpn ccpp ccpr ccrc ccrf ccrp ccrt cctc cctt ccuc ccup ccut cfcf cfcn cfco cffr cfnr cfor cfpo cfpr cfrn cfrp cfrt cftc cftr cfun cnco cncp cnrc cnrr cnrt cntc cntf cntr cnut coco cocp coct cocu cofc coff coft con- conc conf conn cono cont coof coon coop coot copo copp copr copt cor- corc corf corn coro corp corr cort cotc cotn coto cott cotu coun coup cour cout cpcu cpff cpft cpnt cprt cptp cptr crcc crcr crfc croc cron croo crop cror crot crpc crrt crtc crtf crtp crun crup crut ctcf ctcp ctfc ctfo ctor ctot ctpo ctpp ctrc ctrn ctrp cttn cucc cucn cufc cuff cufo cuno cunp cunt cuon cupo cupp cupr curf curn curo curr curt cut- cutc cuto cutt fccf fccp fcot fcto fcup ffcc ffff ffrr fftf ffun fnuf foco fofo fono font foof foon foot fopp for- forn foro forr fort foto fotp fott foun foup four fout fp-c fpcc fpct fprf frcc frcn frcp frfc fron frop frot frou frun ft-c ftfc ftop ftuc fuc- fuct fufc fuff fufu funf funt fuor fur- furn furo furr furt futo futu n-up nccc nccf nccn nccp nccr ncct nccu ncfc ncnc ncoc ncor ncpc ncrc ncrp nctc nctr nfct nfcu nfff nfon nftc nfto nnnn nnot nnpr nntn noco noct non- nonn nono nont nonu noo- noon nooo noop noor noot nor- norc norf norn noro norr nort not- noto nott noun noup nour nout npcc nppc nprt nptc nptn nrfc nroc nron nrpc nrpn nrrc ntcc ntfc ntfp ntnu ntof ntop ntpc ntrc ntru ntto nttr ntuc nucu nuff nunc nunn nuno nunt nuoc nuon nurc nurn nurp nurr nurt nuru nutt nutu occc occn occt ocfp ocon ocpp ocro ocrr oct- octo ocur ofcr off- offc offo offr offu ofno ofor oftp onc- oncf onco onct onno onon onor onpt onpu ont- ontc onto onup onur onut oocr ooff oont oooo oort ootp opo- opon opor oppo optn opto orco orff orfu ornc orno oro- orof oron oror orot orpc orro ortc orto orup otfc otfp oto- otof oton otoo otor otpp otro otto ottu otur oucc oufc ouff oun- our- ourn ouro ourt out- outo ouu- pccc pcfc pcnt pcpn pcpp pcrc pcrf pcun pfff pffr pfft pnon pnot pnpo pnpp pnro pntr pnup poco poff ponc pono ponp pont poof poon poop poor poot pop- popc popo popp popt porc porn poro porr port potc potf poto pott potu pouf poun poup pour pout ppcc pppn pppo pppp pprc pprf ppru pptn pptt ppur prcc prcf prcp prfc prnp pro- proc prof pron proo prop prot prou prtc prtp prtr pruf prut pruu ptcc ptop ptrf pttc puff puft punc puno punt punu pupu pur- puro purp purr puru put- puto putt putu puuc rccc rcfc rcnr rcon rcpo rcpt rctc rffc rftc rnco rncp rnnt rnot rntp rnut rocc roco rofc roff rofo ronc rono ront roof roon roop roor root ropo rorc roro rort roru rotc rotn roto rotr rott rouf roun roup rout rpfc rpof rpon rppn rptn rrfc rrrr rrun rtcc rtfc rttp ruct rufc ruff rufo ruft runc runf runn runo runt rupp rupt rurc ruro rurp ruru ruto rutt rutu ruun tccc tccu tcfc tcnn tcon tcpo tctc tfcu tfnp tfot tfpt tftc tftp tncc tnfc tnut toco toff tofo toft tofu tonn tono tonu toof toon toor toot top- topf topo topp topt topu torc torf torn toro torp torr tort toru totc toto totr tott toun toup tour tout tpcp tpon tppp tppr tptp tptr tput trcc trfc trfr trno troc tron troo trop trot trou trpc trpn trpp trtc trtr truc trun trut truu ttcn ttcp ttfc ttff ttfn tton ttop tttt tucc tuco tufc tuff tufo tuft tufu tunc tunn tuno tunu tuor tupo tupu turc turf turn turo turp turr turt turu tuto tutt tutu tuuo u-rp uccp ucon ucrc ucut ufcu uftp uncc uncf unco uncp unct unfp unno unon unop unpc unrf unro unto unut uocc uofo uor- upnp upon upor uppc uppp uppu upto upup urff urft uro- uroo urpo urun urup urur urut utfo utor utto uttu uucp uuno uuoc uutf uuuu