c-dot c-tec ccccc ccett cduce ceco- ceddo ceded ceede ceedo cefcu ceoce ceto- cette cfu-e co-co co-ed cocc- cocce cocco coceo cocke cockt cocto codco codde codec coded codo coete coffe coked coket cokk- cokot coode cooed cooee cooke cookt coote coted cott- cotte cotto cottu couco coude couto coutu cttee cucuk cudde cudot cueto cufeu cuffe cuoco cutco cutcu cutee cutto d-dot dc-uk ddddd ddeok decet deckc decke decko dedde dedee dedut deece deede deefe deeff defce defed defeo defet deffe deffo defoe defot deked dekko detek detoo dette detuo deuce deut- deuto do-do doced docet dodec dodoo dokdo doket dokuo dooce doodo dooke dooku doote doout doted dotoo dotto douce douck doude doufe doufu douke doute du-ku ducke duddo duded dudek dudok dudou duduc duduk duete dueto duett duked dukeu dukku dukot dutte e-dee e-otd ecoff ectfe ecto- ectot eddoe edeko edeo- edott edu-k educe educo educt eecke eeeee eefde ef-tu efetf effed effet efutu ekeko ekuku eteke etete etoko etude eufod fedco fedde fedee fedto feked feock feode feoff feood feted feto- fette feued feute focke fokke fokto foote fotte foude fouee fouet fouke fu-fu fucko fuco- fudde fuddu fuoco fuudo k-dee k-def k-ute kdcfe kedco kedde keefe kefee kekec keked ketek keto- ketou kette ketto ko-ko kocek kocke kodok kofte kofud koket kokko kokot kokou kokut kotto kottu koude koudo koufu kouto kucuk kudde kudou kukec kukko kukok kutte kuttu ocftc ocoee ocote octet octo- odeco odeto odttf odudu oeco- offed offek offof offto ofoto okeke oketo okoc okuku ooooo otoce otoku ototo otuke ouedo outdo outed outof outto tcutk tecou tedef teeko tefe teket tekke tekko teoco teodo tette teuto to-do tocco toco- tocut todok toece toeof toeto tofet toffo tofte tokdo toked tokke tokko toko- tokod tokuo toode tooed tooke toted toto- totoe totok totoo totte touck touke toute tteok ttttt tucet tucke tuctu tudou tuffe tufte tuotu tutee tuteo tutku tutte tutto u-cee uceku ucode ufofu ukeke ukodo uouee ututo uuuuu