bloor blorb blort bloto blott blout blunt blurb blurr blurt bluto bo-bo bobr boll- bollo bollu bolno bolon bolto bonon bonou bonut boont boorn boort booru borbo born- borno bornt bornu boro- boron boroo borot borou borro borul borun borut boton botou botro bottu botun boul- boulo boult bourn bouto brobo broll brolo bronn bront brool broon broto broun brout brrrr brull brunn bruno brunt bruun btr-t btron bubon bulb- bull- bulou bulto bulul bulun bulut bunun bunut buolt buono burn- burnt burol buron buroo burro burru burtt burun burut butno buto- buton butor butot butou butuo butut l-ron lobbo lobo- lobon lobor lollo lolol loobu loron lorun lorut loton lotor lotru lotto lount louro lubno lubon lubun lubur lulul lurun lutol luton lutto nnooo no-no nobob nobol nobuo nobut nolot non-u nonno nonot noonu noort norbu noron norro nortt norun notlo notno noto- noton notto noult nourt ntoro nu-nu nullo nunon nunun nuoro nurlu nurun nuton o-bon o-r-b oblon obolo oboro obout ollon ollur olnut olotu olour olton onlot onont onoon onorn onoto onour onout onto- ontoo ontur ooooo orbot orlon ornon ornot orobo orolu orono orout orton ortoo oruro orutu otolo otono ototo otour ottur otulu oubut oullo oulon oulun ouoro ourno ourol outon outro outto ro-ro robbo robo- robon robor robot robrt robun robur rollo rolon ronno ronto rorbu roto- rotol roton rotor rotot rotto rotun roubt roull rount routt rubon rubor rullo rulon runo- runon runto rutul ruutu t-nut tbolt tbtbt tbutt tllbr tllnn tntnt tobol tobon tobor tobot tobou tolbo tollo tolon toloo tolor tolu- tonbu tono- tonto toolt torob toron torro torto tortu torul torun toto- toton totoo toull tourn touro troll trono troon trott troul trout trubu trull truro ttttt tubo- tubon tubou tubul tulno tulor tulou tulun tunon tuotu turbo turbt turn- turno turnt turnu turon turot turro turtu turul turut tutor tutto tutun tuuru ubobo ubolt ullur ulno- ululu uluru unnun unnur unnut unoor unorn unrol unrun unurn uroob urour urtlu urubu urutu utro- utror uttur uturn uturu ututo uuuuu