bloop bloto blott blout bluff bluft bluto bo-bo bobup boffo boll- bollo bollu bolto botou bottu boul- boulo boult bouto buffo bulb- bull- bulou bulto bulul bulut buolt buto- butot butou butuo butut floop floto flout fluff fluo- follo ft-lb fu-fu fullf fullo fulop fulup futop l-pop lobbo lobo- lofou lollo lolol loobu looft loopt lopou lotof lotto lulul lupul lutol lutto obolo obout offof offto ofoto ofpop ollup olotu ooooo oploo oplot opobo oppol opto- optot optto otolo ototo otulu oubut oullo outof outto ploop ploot plopp plopu plott plout pluff pluot plupp plut- pluto po-po polbo pollo pollu polop polut poopo popop poppo popup potof potoo potop potto pottu pouff poulp poult pubo- pull- pullu pulut puppo putt- putto puttu putuo putup t-pop t-top tbolt tbtbt tbutt tobol tobot tobou toffo tofol tofop tolbo tollo toloo tolu- toolt topbt toplo topo- topof topol topot toppo toptb topto topup toto- totoo totop totup toull ttttt tubo- tubof tubou tubul tulfo tulou tuotu tupou tutto u-pop ubobo ubolt ufofu uloop ultop ululu upoff upolo upolu upput uptop ututo uuuuu