cccc cccp ccnc ccnp ccnr ccny ccoc ccpn ccpp ccpr ccrc ccrp ccrt cctc cctt cnco cncp cnrc cnrr cnrt cntc cntr coco cocp coct con- conc conn cono cont cony coon coop coot copo copp copr copt copy cor- corc corn coro corp corr cort cory cotc cotn coto cott coty coyn coyo coyr coyt cpnt cprt cptp cptr crcc crcr croc cron croo crop cror crot croy crpc crrt crtc crtp cry- cryn cryo ctcp ctor ctot ctpo ctpp ctrc ctrn ctrp cttn cyc- cycc cyn- cyno cyon cypc cyrt cyt- cyto cyy- cyyc cyyn nccc nccn nccp nccr ncct ncnc ncoc ncor ncpc ncrc ncrp nctc nctr nnnn nnot nnpr nntn noco noct non- nonn nono nont noo- noon nooo noop noor noot nor- norc norn noro norr nort nory not- noto nott noyo noyt npcc nppc nprt nptc nptn nroc nron nrpc nrpn nrrc ntcc ntop ntpc ntrc ntto nttr nycc nyco nycy nynt nyny nyon nypc nypt nyro nytc occc occn occt ocon ocpp ocro ocrr oct- octo octy onc- onco onct onno onon onor onoy onpt ont- ontc onto oocr oont oooo oort oory ootp ooty opo- opon opor oppo oppy opry optn opto orco ornc orno orny oro- oron oror orot oroy orpc orro orry ortc orto oto- oton otoo otor otoy otpp otro otry otto otyr oynt oyon pccc pcnt pcpn pcpp pcrc pnon pnot pnpo pnpp pnro pntr poco ponc pono ponp pont pony poon poop poor poot pop- popc popo popp popt popy porc porn poro porr port pory potc poto pott poty poyn poyo poyr ppcc pppn pppo pppp pprc pptn pptt prcc prcp prnp pro- proc pron proo prop prot prtc prtp prtr ptcc ptop pttc pyn- pynt pyo- pyon pyot pypy pyr- pyro pyry pytt rccc rcnr rcon rcpo rcpt rctc rcyc rnco rncp rnnt rnot rntp rocc roco ronc rono ront rony roon roop roor root ropo ropy rorc roro rort rory rotc rotn roto rotr rott roty royn royt rpon rppn rptn rpyc rrrr rtcc rttp rynn rynt ryon ryot rytt ryyt tccc tcnn tcon tcpo tcpy tctc tncc to-y toco tonn tono tony toon toor toot top- topo topp topt torc torn toro torp torr tort tory totc toto totr tott toty toyn toyo toyt tpcp tpon tppp tppr tptp tptr tpyo trcc trno troc tron troo trop trot troy trpc trpn trpp trtc trtr try- tryo tryp ttcn ttcp tton ttop ttoy tttt tyco tynt tyny typ- typo typp typy tyr- tyro tyrr tyto tytt tyty tyyn yccc yctc ynon ynot yono yont yoon yoop yoot yopo yopy yorn yoro yort yory yott yoyn yoyo ypcc yron yryn yyyy