b-u bbb bbk bbl bbn bbs bbt bbu bkb bkk bkl bkn bks bkt blb blk bll bln bls blt blu bnb bnk bnl bnn bns bnt bnu bsb bsk bsl bsn bss bst bsu btb btk btl btn bts btt btu bub buk bul bun bus but buu k-t kbb kbk kbl kbn kbs kbu kkb kkk kkl kkn kks kkt kku kl- klb kls klt klu kn- knk knl knn knt knu ksb ksk ksl ksn kss kst ksu ktb ktk ktl ktn kts ktt ktu kub kuk kul kun kus kut kuu lbb lbk lbl lbs lbt lbu lkb lkl lks lkt llb llk lll lln lls llt llu lnb lnk lnl lnn lns lnt lnu lsb lsk lsl lsn lss lst lsu ltb ltk ltl lts ltt ltu lub luk lul lun lus lut luu nbb nbk nbl nbn nbs nbt nbu nkk nkn nks nkt nku nlb nlk nll nln nls nlt nlu nnb nnk nnl nnn nns nnt nnu nsb nsk nsl nsn nss nst nsu ntb ntk ntn nts ntt ntu nub nuk nul nun nus nut nuu sbb sbk sbl sbn sbs sbt sbu sk- skb skk skl sks skt sku slb slk sll sln sls slt slu snb snk snl snn sns snt snu ss- ssb ssk ssl ssn sss sst ssu stb stk stl stn sts stt stu sub suk sul sun sus sut suu tbb tbk tbl tbn tbs tbt tbu tkb tkk tkl tks tkt tlk tll tln tls tlt tlu tnb tnk tnl tnn tns tnt tsb tsk tsl tsn tss tst tsu ttb ttk ttl ttn tts ttt ttu tub tuk tul tun tus tut tuu ubb ubk ubl ubn ubs ubt ubu ukb ukk ukl ukn uku ulb ulk ull uln uls ult ulu un- unb unk unl unn uns unt unu usb usk usl usn uss ust usu utb utk utl utn uts utt utu uun uus uut uuu

bbbb bbbs bblb bbls blbt blkb blls blss blst blts blub blus blut bnss bskt bsns bsts btss bttb btus bubb bubs bubu bukk buku bulb bulk bull buls bult bulu bunb bunk bunn buns bunt bunu busk buss bust busu but- buts butt buus kbbb kbbk kbbl kbbs kbbt kbbu kbkb kbkk kbkl kblb kbll kbls kblt kblu kbnl kbnn kbnu kbsb kbsk kbsn kbss kbst kbsu kbtb kbtk kbtl kbtn kbts kbtt kbub kbuk kbul kbun kbus kbut kbuu kkbb kkbl kkbn kkbs kkbt kkkk kklb kkll kkln kkls kknb kknn kkns kknt kknu kksn kkss kkst kksu kktk kktl kkts kktu kkus kkut kkuu klbb klbl klbn klbs klbt klbu klkk klkl klkn klks kllb kllk klls klnn klnt klsn klst klsu kltk kltn kltt klub kluk klun kluu knbb knbn knbt knbu knkk knkt knlb knls knlt knnb knnk knns knsb knsk knsl knsn knss knst knsu kntk kntn knts kntu knub knuk knus knut ksbl ksbn ksbs kskb kskk kskn ksks ksku kslb kslk ksll ksln kslt kslu ksnb ksnk ksnl ksnn ksns ksnt kssl kssn ksss ksst kssu kstb kstk kstl kstn ksts kstt kstu ksub ksun ksut ksuu ktbb ktbl ktbn ktbt ktbu ktkb ktkk ktkn ktks ktkt ktku ktlb ktlk ktln ktlt ktlu ktnk ktnl ktnn ktns ktnt ktsl ktsn ktst ktsu kttk kttn ktts kttt kttu ktub ktul ktun kubb kubs kubu kukk kukl kukn kuks kuku kulb kull kuln kult kulu kunk kuns kunt kunu kusb kusn kust kusu kuts kutt kutu kuub kuuk kuul kuuu llbs llks llll lnnk lnts lsbu lsts ltbl ltns ltnt lubs lull lulu lunk lunn luns lunt lusk luss lust luts luuk nknt nlls nnls nnnn nnsl nnss nntn nskk nsls nssb nsss nstl nsts nstu nsub ntnu ntsb ntss ntsu nubk nubl nubs nuku null nunk nunn nuns nunt nusl nuss nust nusu nuts nutt nutu nuuk sbbs sbst sbtk sbtn sbus skn- skss skul skun skut slln slst slsu slts slub slut snns snub snus ssbn sslt ssns sssb ssss sstb sstl ssts stbs stks stln stlt stnn stns stss stub stuk stul stun stus stut sub- subb subl subs suks suku sul- sulk sull sult sulu sun- sunb sunk sunn suns sunt sunu sus- susk suss sust susu sutu suus tbbs tbst tkts tnks tnts tnut tsks tsst tsts tsun ttbb ttss tttt ttul tubb tubs tubu tuks tulk tull tulu tunb tunk tunn tuns tunu tusk tuss tust tutl tuts tutt tutu ubls ults ultt uluk ulul ulus unkl unkn unks unns uns- unst untb unts unus unut us-k usbl usbs uslu usnu ussb usss usst ussu ustb usts usul usun usus utsl uttu uulu uuuu

bbuss blubs blunk blunt bskts btstu bukk- buknu bulb- bulbs bulks bull- bulls bulul bulun bulus bulut bunks bunts bunuk bunun bunus bunut busks bussu busts busut busuu butts butut k-t-b klunk knubs knuts kubul kuksu kullu kulul kulun kulus kunku kunst kunsu kutlu kuttu kutus kuusk lubun lukut lulls lulul lulus lunks lunns lunts lusks lusts lusus lutsk lutsu n-sub nkubu nltss nstnt nu-nu nubus nukus nulls nunks nunns nunun nusku nusus nutuk s-bus sbuks skulk skull skunk skutt slsts slubs slunk slunt sluss sluts snub- snubs snuss ssbul sssss sttns sttsn stubs stull stult stunk stuns stunt stuss subbu subss subst subuk sukuk sukun sulks sulls suluk sulus sulut sunbl sunbs suntu susuk susun susus suttu suuns t-nut tbtbt tbutt tlkst tllnn tntnt tntsl tnuts tstlt ttttt ttusb tubbs tubul tukul tulku tulls tulsk tulun tulus tunks tunku tusks tutku tutun tutus ululu unnun unnut unsu unsub unsun us-ks ussun usutu utsul uuuuu

bbbbbb blublu blunts bs-tbs bubkus bububu bukusu bulbul bulbus bulusu butkus bututs buunts klub-u klunst kubus kultuk kululu kunkus kunlun kuskus ltsulu lukulu lullus lunlun lusuku lutkun nbblsn ntuntu nukkuu nukunu nullus nusnus skulks skulls skulsk skunks slunks slunts slutsk stubbs stulln stulls stunts subsun subuku suksun sukuns sunbus sunsun sununu susulu sutkus suuksu tsktsk tsunku tubul- tuktuk tukuls tulkus tullus tuntul tuttul tuttut ubuntu ubussu uksubs unbulk unbusk unlull unlust unsubs unsunk ustult