rubb rubp rubs rubu rull rulo rupp rupt ruro rurp rurs ruru ruso russ rust rusu rutl ruto ruts rutt rutu s-os sbbs sbor sbot sbsp sbst sbus slbp sllp slob sloo slop slos slot slpp slps slrp slrs slst slsu slts slub slup slur slut sobo sobp sobr sobs sobt sobu soll solo solp solr sols solt sool soop soor soos soot sopo sopp sops sopu sorb soro sorr sors sort soru soso soss sost sotl soto sotp sots sotu soul soup sour sous sout splo splp splr spls spoo spop spor spos spot spps spro sprs spso spsp spss spst sptb spto sptr spts spur spus sput sros srps srpt srsp srtp srtr srub ssbr sslp sslt ssop ssot sspl sspo ssps sspt ssrl ssrs sssb ssss sstb sstl sstp ssts stbs stlo stlt stob stol stoo stop stor stos stot stou stpp stps stro strs stru stss sttr stub stul stup stur stus stut sub- subb subl subo subs sul- sull sulo sulp sult sulu suor suos sup- supo supp supr sups supt sur- suro surp surr surs surt suru sus- suso susp suss sust susu suto sutu suus tbbs tbrb tbsp tbst tbtp tlos tlrs tobo tobs tobt tobu tol- toll tolo tolt tolu tool toor toos toot top- topo topp tops topt topu toro torp torr tors tort toru tosb toso toss tost tosu toto totr tots tott toul toup tour tous tout tpls tpol tppp tppr tprs tptp tptr tput troo trop tros trot trou trpp trps trst trtr trub trus trut truu tsob tsol tsop tsos tsou tspo tsps tspt tssr tsst tsts tsup ttbb ttop ttss tttt ttul tubb tubo tubr tubs tubu tull tulo tulp tulu tuor tuos tupo tups tupu turb turo turp turr turs turt turu tuss tust tutl tuto tuts tutt tutu tuuo u-rp ubbo ublo ubls ubos ullo ullr ulo- ulos ulto ults ultt ulul ulus uor- uplb uplo upor upos uppp uppu uptl upto upup urbs urls uro- urol uroo urpo urso urss ursu urts urup urur urus urut usbl usbr usbs uslp uslu usos uspo uspp usps ussb ussr usss usst ussu ustb usto ustp usts usul usus utor utsl utto uttu uulu uuuu

bbuss blobs bloop bloor blorb blorp blort bloso bloss bloto blots blott blout blubs blurb blurr blurs blurt bluto bo-bo bobos bobr bobst bobts bobup boll- bollo bolls bollu bolos bolto bolts bolus boobs bools boops boors boort booru boost boots borbo boro- boroo boros borot borou borro borst borsu borts borul borup borus borut bosor bosso bosut botos botou botro botts bottu botus boul- boulo bouls boult bours boust bouto bouts bplus bpost brobo brobs broll brolo brool broos bross broto brous brout brrrr brull bruss brust bsous btops btr-t btstu bulb- bulbs bull- bulls bulou bulto bulul bulus bulut buolt burbs burls burol buroo buros burps burro burrs burru burst burts burtt burus burut busot busso bussu busto busts busur busut busuu buto- butor butot butou butts butuo butut l-pop llrrs lobbo lobo- lobor lobos lobus lollo lolls lolol lolos loobu lools loops loopt loosu loots lopou loros lorup lorut lostl losts lotor lotos lotrs lotru lotso lotto lotts lotus loups louro lours louss loust louts lubos lubur lulls lulul lulus lupsu lupul lupus lurup luso- lusso lusts lusus lutol lutsu lutto o-r-b oblos obolo obols oboro obout obtus ollup ollur olost olots olotu olour olous oltos ooooo ootus oploo oplot opobo oppol oppos opto- optot optto optus orbot orbus orlop orlos orobo orolu oroso orost orosu orout ortoo oruro orust orutu ososo osslt ossos osstp ossur ostro osusu otolo otoso ototo otour otpor otros ottos ottur otulu oubut oullo ouoro ourol ousts outro outto outts ploop ploot plopp plops plopu plots plott plout plstr pluot plupp plut- pluto po-po polbo pollo polls pollu polop polos polur polus polut pools poopo poops poors poort poost poots poplr popop popos poppo popup poro- poros porro porto ports portu porur porus posol post- postl posto postp posts potoo potop potor potos potro potto potts pottu potus poulp poult pours pouss poust pouts probo probs proll prolo proor proot prop- propl propp propr props propt pros- proso pross prost prot- proto prout prtor pruss psor- psort psoup pssst pssts ptous ptprb ptpro ptprr ptprs ptprt ptpru pubo- pull- pulls pullu pulps pults pulut puppo purls puro- puros purrs purul purus putor putt- putto putts puttu putuo putup puurs rlrts ro-ro robbo robbs robo- robop robor robot robrt robur rollo rolls rolos roops roost roots ropos rorbu rorts rosol rosso rosss rosto rosts rosu rotls roto- rotol rotor rotos rotot rotto roubt roull roups roust routs routt rprop rptor rrsps rsust rubor rubup rubus rullo rusor rusot russo rusts rustu rutul ruutu s-bot s-bus s-o-r slobo slobs sloop sloor sloos sloot slops slorp sloss slots sloup slour slsts slubs slurb slurp slurs sluss sluts so-lo so-so sobol sobor solor solos solus solut soolu soort sooru soots sopor sopot soppo sopst sopto sopup sorbo sorbs sorbt sorol soror soros sorso sorsu sorts sortu sorus soss- sosto sosus sotol sotoo sotos sotsu sotto sotts soulo souls soups sours sous- souto splot spol spolt spool spoor spor- sporl sporo spors sport sposo spots spoul spout sprot sprut spult spurl spurr spurs spurt sputs spuul sroot srprb ssbul sssrb sssss stobs stoll stolo stolp stols stolt stoob stool stoop stoor stoos stoot stopo stopp stops stopt storb storl storo storr stors stort stoss stots stott stoul stoup stour stout strbp strop stros strot strrs strub strul strut stubo stubs stull stulp stult stupp stups sturb sturt stuss subbu subos subss subst sulls sulur sulus sulut supls supor suppl supps supts supur suput surbl surbo surot surpu surtr surul surur surus susso susto susus sutor sutot sutro sutto suttu t-pop t-top tbolt tbsps tbtbt tbutt tllbr tobol tobor tobot tobou tolbo tollo tolls toloo tolor tolu- tolus toobs tools toolt toost toots topbt toplo topo- topol topor topos topot toppo topps topsl toptb topto topup torob toros torpo