c-p-c c-pop ccccc co-co co-op cocc- cocco codco codo cokk- coppo couco cucuk cuoco dc-uk ddddd do-do dodoo dokdo dokuo doodo dooku douck du-ku duddo dudok dudou duduc duduk dukku k-pop ko-ko kodok kokko kokou koudo kucuk kudou kukko kukok kukup oddup odudu okoc okuku ooooo oopod opdoc opodo opoku oukup pcock po-po pocko pocok pocop podo- pokou poopo popco popop poppo popup pouck pucko puppo u-pop ukodo up-do updoc uuuuu