bloom bloor blorb blurb blurr bo-bo boboc bobr bocom bocor boll- bollo bollu bombo bomlo booco boomb booru borbo bormo boro- borom boroo borou borro borul borum boul- boulc boulo bouml brmmm brobo broll brolo brom- bromo brool broom brrrr brull brumm bucco bucum bucur bulb- bull- bulou bulul bumbo bumbu burcu burol buroo burro burru buruc c-cor ccccc cclcm ccrcl clmor clomb cloob cloom cloor clour clubb clumb clurr co-bo co-co cobol cocc- cocco cocol cocom cocum cocur coll- collo colo- colom color colum colur combo comco commo commr comu- coolo coomb corbo corbu corlu corm- cormo coro- corol corrl corum couco coull coumb courb courl couru croco croll cromb cromo crool croom croul croum crull crumb cruor cubo- cubub cullu culur cumbo cumbu cumm- cumo- cumol cuoco cuomo curll curlo curlu curro lbomb lobbo lobo- lobor loco- locro locum lollo lolol lombo loobu loomb lorom lorum louro lubur lucmo lucur lulom luluc lulul lumb- lumbo mbolo mboro mbulu mburu mccoo mmccc mmccl mmmcc mmmmm mobor mobro mocco mollo mollu molor mombo mombu momlu mooll moolu mooro morbo mormo moroc moror morou morro morum moulu mrcub mrmom mrorr muco- mucor mucro mucum mucur mullo mulur mumbo mumcu mumlu mummu murlo murol murom muror murro murru murum o-r-b obolo oboro obrom occur ocllo ocr-b ocul- oculo ollur olomu olour olumu omoro omulu ooooo orbom ormoc ormur orobo oroco orolu oromo orrum oruro oullo ouoro ourol r-co- rcolo ro-ro robbo robo- robor robur rocco rocor rocou rollc rollo rolmo roomu rorbu roull roumm rubor rucul rullo rumbo rummo rummu rumor ruomu ubobo ullur ulrum ululu uluru umblu umbro umour uroob urour urubu urucu uuuuu