-ous cccc cccf cccp cccs cccu ccfc ccff ccoc ccpp ccpr ccps ccrc ccrf ccrp ccrs ccrt ccsf ccsp ccss ccst cctc cctt ccuc ccup ccus ccut cfcf cfco cfcs cfcy cffr cfor cfos cfpo cfpr cfps cfrp cfrt cfry cftc cftr coco cocp coct cocu cofc coff cofs coft coof coop coos coot copo copp copr cops copt copy cor- corc corf coro corp corr cors cort cory cosc coso cosp coss cost cosy cotc coto cots cott cotu coty coup cour cous cout couy coyf coyo coyr coys coyt cpcs cpcu cpff cpft cpos cpps cprs cprt cpsc cpso cpsr cpsu cptp cptr cpts cpus crcc crcr crfc crfs croc croo crop cror crot croy crpc crps crrt crsp crss crst crtc crtf crtp crts crup crus crut cry- cryo crys cscc cscf csco cscr cscs csfc csfr csor csos csot cspc csps cspt csrc csrs cssr cstc csto cstr csts csuf csup csur csus csys ctcf ctcp ctfc ctfo ctfs ctor ctos ctot ctpo ctpp ctps ctrc ctrp ctrs ctsc ctss ctsu ctts cucc cufc cuff cufo cupo cupp cupr cups curf curo curr curs curt cury cuso cusp cuss cust cusu cusy cut- cutc cuto cuts cutt cuy- cuyo cuyp cuyr cyc- cycc cycs cyfs cyft cypc cyps cyrs cyrt cyst cyt- cyto cyy- cyyc fccf fccp fcot fcps fcsc fcst fcto fcty fcup ffcc ffff ffps ffrr ffss fftf foco focs fofo foof foos foot fopp fops for- foro forr fors fort foso foss fost foto fotp fots fott foty foup four fous fout foys foyt fp-c fpcc fpct fprf frcc frcp frfc frop fros frot frou frps frsc frso frst frys fscc fsfo fspc fspf fssc fssf fssp ft-c ftfc ftfy ftop ftos ftps ftrs ftsr ftuc fuc- fuct fufc fuff fufu fuor fur- furo furr furs furt fury fusc fuso fuss fust fusu futo futs futu fuyt fuyu fyrs fyry occc occt ocfp ocos ocpp ocro ocrr ocrs oct- octo octs octy ocur ocys ofcr off- offc offo offr offs offu offy ofor ofst oftp ofus oocr ooff oofs oofy oooo ooos oops oort oory oost ootp oots ooty oous opo- opor opos oppo opps oppy opry opsu opsy opto opts opus orco orcs orff orfs orfu oro- orof oror oros orot oroy orpc orps orro orrs orry orso orsu orsy ortc orto orts orup orus orys oscc osco osoo osor osos osro osso ossu ossy ostc ostr osts osyp osyt otfc otfp oto- otof otoo otor otos otoy otpp otro otrs otry otso otsu otto otts ottu otur otus otyr oucc oufc ouff our- ouro ours ourt oust out- outo outs outy ouu- ouyr oyou oyss oyst pccc pccs pcfc pcos pcpp pcps pcrc pcrf pcso pcts pfcs pfff pffr pfft pfps poco pocs poff poof poop poor poos poot pop- popc popo popp pops popt popy porc poro porr pors port pory poso poss post posy potc potf poto pots pott potu poty pouf poup pour pous pout pouy poyo poyr poys ppcc ppcs ppos pppo pppp ppps pprc pprf ppru ppsf ppss ppts pptt ppur prcc prcf prcp prcs prfc prfs pro- proc prof proo prop pros prot prou prps prrs prsc prso prss prtc prtp prtr pruf prus prut pruu prys psco pscu psfs psoc psos psou pspp pspr psps psrp pssc psso psst psts pstu psy- psys ptcc ptop ptrf pttc puff puft puoy pups pupu pupy pur- puro purp purr purs puru pury puss pust put- puto puts putt putu puuc puy- puyo puys puyt pyo- pyos pyot pypy pyr- pyro pyry pyss pyst pytt rccc rccs rcfc rcos rcpo rcps rcpt rcsc rcss rctc rcts rcyc rffc rftc rocc roco rocs rofc roff rofo roof roop roor roos root ropo rops ropy rorc roro rort roru rory rosc roso rosp ross rost rosy rotc roto rotr rots rott roty rouf roup rous rout rouy roys royt rpcs rpfc rpof rpos rpps rpts rpyc rrfc rrrr rrsp rscc rscs rscy rsfc rsos rspo rsps rstp rsts rstu rtcc rtfc rtps rtss rttp rtts ruct rufc ruff rufo ruft ruoy rupp rupt rupy rurc ruro rurp rurs ruru ruso russ rust rusu rusy ruto ruts rutt rutu ruty ruys ryff ryft ryot rysy rytt ryyf ryyt s-os sccc sccp sccs scct sccy scfc scoo scop scor scot scpo scps scpt scr- scrc scrs scry scsc scso scsr scst scsu sctc scto sctr scts scup scur scut sfcc sfco sfcs sffc sfor sfos sfpc sfrc sfro sfss sfsu sftp sfts soco socr socs socy sofo soft soof soop soor soos soot sooy sopo sopp sops sopu sopy soro sorr sors sort soru sory soso soss sost sotc soto sotp sots sotu souf soup sour sous sout soyo soys soyt spcc spco spcs spfc spfs spoc spoo spop spor spos spot spoy sppf spps spro sprs spry spso spsp spss spst sptc spto sptr spts spur spus sput spy- spyr spys srcc srct srfc sros srpc srps srpt srsp srtp srtr sscc sscp sscs ssfc ssfp ssoc ssop ssot sspc sspf sspo ssps sspt ssrc ssrs sssc sssf ssss sstc sstp ssts stcc stcp stcs stcu stfc stfu stof stoo stop stor stos stot stou stoy stpf stpp stps strc stro strs stru stry stsf stss sttc sttr stuc stuf stup stur stus stut stuy styf styr stys suc- succ sucr sucs suf- sufc suff sufr sufs sufu suor suos sup- supo supp supr sups supt supy sur- surc surf suro surp surr surs surt suru sury sus- suso susp suss sust susu susy suto sutu suty suus suyo suyr suyu syco sycr syff syfy sypo syro syrs syrt syry syso syss syst sytt tccc tccu tcfc tcos tcpo tcpy tctc tcts tfcu tfot tfpt tfrs tfss tftc tftp to-y toco toff tofo toft tofu toof toor toos toot top- topf topo topp tops topt topu torc torf toro torp torr tors tort toru tory tosc toso toss tost tosu tosy totc toto totr tots tott toty toup tour tous