cccc cccf cccp ccfc ccff ccoc ccpp ccpr ccrc ccrf ccrp ccrt cctc cctt cfcf cfco cfcy cffr cfor cfpo cfpr cfrp cfrt cfry cftc cftr coco cocp coct cofc coff coft coof coop coot copo copp copr copt copy cor- corc corf coro corp corr cort cory cotc coto cott coty coyf coyo coyr coyt cpff cpft cprt cptp cptr crcc crcr crfc croc croo crop cror crot croy crpc crrt crtc crtf crtp cry- cryo ctcf ctcp ctfc ctfo ctor ctot ctpo ctpp ctrc ctrp cyc- cycc cyft cypc cyrt cyt- cyto cyy- cyyc fccf fccp fcot fcto fcty ffcc ffff ffrr fftf foco fofo foof foot fopp for- foro forr fort foto fotp fott foty foyt fp-c fpcc fpct fprf frcc frcp frfc frop frot ft-c ftfc ftfy ftop fyry occc occt ocfp ocpp ocro ocrr oct- octo octy ofcr off- offc offo offr offy ofor oftp oocr ooff oofy oooo oort oory ootp ooty opo- opor oppo oppy opry opto orco orff oro- orof oror orot oroy orpc orro orry ortc orto otfc otfp oto- otof otoo otor otoy otpp otro otry otto otyr pccc pcfc pcpp pcrc pcrf pfff pffr pfft poco poff poof poop poor poot pop- popc popo popp popt popy porc poro porr port pory potc potf poto pott poty poyo poyr ppcc pppo pppp pprc pprf pptt prcc prcf prcp prfc pro- proc prof proo prop prot prtc prtp prtr ptcc ptop ptrf pttc pyo- pyot pypy pyr- pyro pyry pytt rccc rcfc rcpo rcpt rctc rcyc rffc rftc rocc roco rofc roff rofo roof roop roor root ropo ropy rorc roro rort rory rotc roto rotr rott roty royt rpfc rpof rpyc rrfc rrrr rtcc rtfc rttp ryff ryft ryot rytt ryyf ryyt tccc tcfc tcpo tcpy tctc tfot tfpt tftc tftp to-y toco toff tofo toft toof toor toot top- topf topo topp topt torc torf toro torp torr tort tory totc toto totr tott toty toyo toyt tpcp tppp tppr tptp tptr tpyo trcc trfc trfr troc troo trop trot troy trpc trpp trtc trtr try- tryo tryp ttcp ttfc ttff ttop ttoy tttt tyco tyff tyft typ- typo typp typy tyr- tyrf tyro tyrr tyto tytt tyty yccc yctc yoff yoof yoop yoot yopo yopy yoro yort yory yott yoyo ypcc yrof yyff yyyy