-hou cccc cccp cccu cchp cchr cchy ccoc ccpp ccpr ccrc ccrp ccuc ccup chch chcp choc choh choo chop chor chou choy chpp chpr chrc chro chrp chrr chur chuy chy- chyc coch coco cocp cocu coho cooh coop coph copo copp copr copy cor- corc coro corp corr cory coup cour couy coyo coyr cpcu crcc crcr croc croh croo crop cror croy crpc crup cry- cryo cucc cupo cupp cupr curo curr cury cuy- cuyo cuyp cuyr cyc- cycc cypc cyy- cyyc hccc hcch hcpc hcrp hhhh hhpc hoch hocr hoho hoop hoor hopo hopp hopy horc horo horr hory houp hour hpcc hrpc hrpp hrrc huch hucu huhu huor hupp huro hurr huru hury huyr hyo- hyp- hyph hypo hypy occc ocpp ocro ocrr ocur ohcc ohho ohoh ohyo oocr ooho oooh oooo oory opo- opor oppo oppy opry orch orco oro- oror oroy orpc orph orro orry orup oucc ouch ouph our- ouro ouu- ouyr oych oyou pccc pchp pcpp pcrc phcc phoh phoo phrr poch poco pooh poop poor pop- popc popo popp popy porc poro porr pory poup pour pouy poyo poyr ppcc pppo pppp pprc ppru ppur prcc prcp pro- proc proo prop prou pruu puch puoy pupu pupy pur- puro purp purr puru pury puuc puy- puyo pych pyhu pyo- pypy pyr- pyro pyry rccc rcpo rcyc rhcp rhoc rhoh rocc roch roco rohr rohu rohy roop roor ropo ropy rorc roro roru rory rouh roup rouy rpho rpyc rrrr ruch ruhh ruhr ruoy rupp rupy rurc ruro rurp ruru rych ryoh u-rp uccp ucho ucph ucrc uhoh uhry uhuh uhup uocc uor- upor uppc uppp uppu uppy upup urch urcy urho uro- uroo urpo urrh urry urup urur uucp uuoc uuuu yccc ycch yhou yoch yoho yoop yopo yopy yoro yory youp your yoyo ypcc yrho yury yuyu yyyy