bo-bo boboc bocom bombo booco boomb botom botou bottu bouto bucco bucum bumbo bumbu buto- butot butou butuo butut ccccc co-bo co-co cobot cocc- cocco cocom cocto cocum combo comco commo comot comu- coomb cott- cotto cottu couco coumb couto coutu ctcum cubo- cubot cubub cumbo cumbu cumm- cumo- cuoco cuomo cutco cutcu cutto mccoo mmccc mmmcc mmmmm mobot mocco mombo mombu momot mooto moto- motoc motto mottu mt-tc mt-tm mt-tt mtoto muco- muctc mucum mumbo mumcu mummu muto- mutum mutuo muuto obout octo- omoto omout ooooo otcbb otomo ototo ottom oubut outto tbtbt tbutt tcobb tobot tobou tocco toco- tocut tombo tombu tommo tomo- tomom toto- totoo totum ttttt tu-mo tubo- tubou tuctu tucum tumbo tumbu tummo tumut tuomo tuotu tutto ubobo ututo uuuuu