bloop bloor blorb blorp blort bloto blott blout blunt blurb blurr blurt bluto bo-bo bobr bobup 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 borup 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-pop l-ron lobbo lobo- lobon lobor lollo lolol loobu loopt lopon lopou loron lorun lorup lorut loton lotor lotru lotto lount louro lubno lubon lubun lubur lulul lupul lurun lurup lutol luton lutto n-p-n nnooo no-no no-op nobob nobol nobuo nobut nolot non-u nonno nonop nonot noonu noort nopun norbu noron norro nortt norun notlo notno noto- noton notto notup noult nourt ntoro nu-nu nubpl nullo nunon nunun nuoro nuprl nupur nurlu nurun nuton o-bon o-r-b oblon obolo oboro obout ollon ollup ollur olnut olotu olour olton onlot onont onoon onorn onoto onour onout onpop onpot onto- ontoo ontop ontur ooooo oploo oplot opnto opobo oppol oppon opto- optot optto orbot orlon orlop ornon ornot orobo orolu orono orout orton ortoo oruro orutu otolo otono ototo otour otpor ottur otulu oubut oullo oulon oulun ouoro ourno ourol outon outro outto p-n-p pllnt ploop ploot plopp plopu plott plout pluot plupp plurn plut- pluto po-on po-po polbo pollo pollu polon polop polur polut ponnu ponor ponto ponup poopo poort poplr popon popop poppo popup porn- porno poro- poron porro porto portu porur poton potoo potop potor potro potto pottu poulp poult pptnt prntr probo proll prolo proor proot prop- propl propn propp propr propt prot- proto prout prtor prun- pruno prunt ptprb ptprn ptpro ptprr ptprt ptpru pubo- pull- pullu pulut punbb punon punto puppo puro- purul putno puton putor putt- putto puttu putun putuo putup ro-ro robbo robo- robon robop robor robot robrt robun robur rollo rolon ronno ronto rorbu roto- rotol roton rotor rotot rotto rotun roubt roull rount routt rprop rptor rubon rubor rubup rullo rulon runo- runon runto runup rutul ruutu t-nut t-pop t-top tbolt tbtbt tbutt tllbr tllnn tntnt tobol tobon tobor tobot tobou tolbo tollo tolon toloo tolor tolu- tonbu tono- tonto tonup toolt topbt toplo topo- topol topon topor topot toppo toptb topto topup torob toron torpo torro torto tortu torul torun toto- toton totoo totop totup toull tourn touro tprot troll trono troon troop trop- tropo trott troul troup trout trubu trull trupt truro ttttt tubo- tubon tubou tubul tulno tulor tulou tulun tunon tuotu tupou turbo turbt turn- turno turnp turnt turnu turon turot turro turtu turul turup turut tutor tutto tutun tuuru u-pop ubobo ubolt ullur ulno- uloop ulpur ultop ululu uluru unnun unnur unnut unoor unorn unpot unput unrol unrun untop unurn upnor upolo upolu uppon upput uprun upton uptop uroob urour urtlu urubu urutu utro- utrop utror uttur uturn uturu ututo uuuuu