bbook bbuss blobs blook bloso bloss blubs bluff bo-bo bobko bobok bobos boffo boffs bokko bokok bolko boll- bollo bolls bollu bolok bolos boluk bolus boobs boofs booko books bools bosko bosks bossk bosso bouko bouks boul- boulo bouls bsous buffo buffs bufos bukk- bulb- bulbs bulks bull- bulls bulok bulou bulul bulus busks busso bussu busuu flobs floko flook floss flubs fluff fluo- fluss fofos fokus folks follo fooks fools fouls fu-fu fubbs fubus fuffs fulks fullf fullo fulls fuso- fusus kbool kloof kloos kloss ko-ko kobol kobos kobuk kobul kobus koffs kokko kokos kokou koksu kolbu kolff kolks kollo kollu kolob kolol kolos kolsk kooks kools koolu kosku kosso koufu koulo kubok kubos kubul kuffs kukko kukok kuksu kullo kullu kulob kulul kulus kusuo kuusk lobbo lobo- lobos lobus lofos lofou loksu lollo lolls lolol lolos loobu lookf looks lools loosu losku louss lubok lubos luffs lukko lukok lukou lulls lulul lulus lusks luso- lusso lusus oblos obolo obols offof oflos ofosu okfol okobo okubo okuku olfus olous olsok ooooo osfok oskol ososo ossos osusu oullo s-bus s-k-o sbuks sfouf skoff skoko skoll skols skoob skool skulk skull slobo slobs sloff sloos sloss slouk slubs sluff sluss so-lo so-so sobko sobol sokol sokos solok solos soluk solus sooks soolu soss- sosus souff souks soulo souls sous- ssbul sssss subbu subos subss subuk suffs suflu sukko sukob sukuk sulf- sulfo sulks sulls suluk sulus susso susuk susus ubobo ufofu ukobu ulous ululu us-ks uskok uuuuu