c-p-c c-pop ccccc cduce cech ceche ceco- ceddo ceded ceede ceedo ceoce ceppo chech cheep cheho cheo chepe chepo cheue choco chode choop chope choue choup chueh chupe chupp co-co co-ed co-op cocc- cocce cocco coceo coche codco codde codec coded codo coepe cohee cohoe cohoo cohue cooch coode cooed cooee coope copce copec coped coppe coppo couch couco coude couhe coupe cphpc cuche cudde cueup cuoco ddddd deche dechu dedde dedee deece deech deede deepc deepe deepp deepu deoch depce depeh depoe depop depue deuce dhcpd dhedh dhoop dhupu do-do doced dodec dodoo dohop dooce doodo doped doppe douce doude doupe dpcch dpdch duddo duded dudou duduc dueup duped e-dee eccho eccup eddoe edeo- educe educo eeeee eeped eepee eocho eochu epheu ephod epoch epode h-cho hcooh he-he hecco heche hecup hedde heded hedpe heede heepe hepco heuch heued hhhhh ho-ho ho-oh hocco hoche hodde hoddu hodod hoedd hohoe hooce hooch hooed hoope hoped hopeh hoppe hoppo hopup houce houch houde houpe hu-pe hucch huced huche hucho hudde hudec hudeh hudoc hudud hueco huhuh hupeh huppe ocoee oddhe oddup odeco odudu oeco- oeppo oh-oh oheed oohed ooooh ooooo oopod op-ed opdoc opepe ophep opodo opoho opped ouche oucho ouedo ouphe pdhpe pecco peche pedee pedo- peece peedu pepco pepee peppe pepup peuce peude phccc phecc pheed pheo- phped phuoc po-po poche pocho pocop podo- podoe pooch pooed poope poopo popco poped popop poppe poppo popup pouce pouch poupe pudde pudeh puech puppe puppo u-cee u-pop uchee ucheh uchuu ucode uh-ee uh-oh uh-uh uhdoh uhhoh uhhuh uouee up-do upc-e updoc upedu upped uuuuu