b-u bbb bbk bbl bbs bbu bkb bkk bkl bks blb blk bll bls blu bsb bsk bsl bss bsu bub buk bul bus buu kbb kbk kbl kbs kbu kkb kkk kkl kks kku kl- klb kls klu ksb ksk ksl kss ksu kub kuk kul kus kuu lbb lbk lbl lbs lbu lkb lkl lks llb llk lll lls llu lsb lsk lsl lss lsu lub luk lul lus luu sbb sbk sbl sbs sbu sk- skb skk skl sks sku slb slk sll sls slu ss- ssb ssk ssl sss ssu sub suk sul sus suu ubb ubk ubl ubs ubu ukb ukk ukl uku ulb ulk ull uls ulu usb usk usl uss usu uus uuu

bbbb bbbs bblb bbls blkb blls blss blub blus bubb bubs bubu bukk buku bulb bulk bull buls bulu busk buss busu buus kbbb kbbk kbbl kbbs kbbu kbkb kbkk kbkl kblb kbll kbls kblu kbsb kbsk kbss kbsu kbub kbuk kbul kbus kbuu kkbb kkbl kkbs kkkk kklb kkll kkls kkss kksu kkus kkuu klbb klbl klbs klbu klkk klkl klks kllb kllk klls klsu klub kluk kluu ksbl ksbs kskb kskk ksks ksku kslb kslk ksll kslu kssl ksss kssu ksub ksuu kubb kubs kubu kukk kukl kuks kuku kulb kull kulu kusb kusu kuub kuuk kuul kuuu llbs llks llll lsbu lubs lull lulu lusk luss luuk sbbs sbus skss skul slsu slub sssb ssss sub- subb subl subs suks suku sul- sulk sull sulu sus- susk suss susu suus ubls uluk ulul ulus us-k usbl usbs uslu ussb usss ussu usul usus uulu uuuu

bbuss blubs bukk- bulb- bulbs bull- bulls bulul bulus busks bussu busuu kubul kuksu kullu kulul kulus kuusk lulls lulul lulus lusks lusus s-bus sbuks skulk skull slubs sluss ssbul sssss subbu subss subuk sukuk sulks sulls suluk sulus susuk susus ululu us-ks uuuuu

bbbbbb blublu bubkus bububu bukusu bulbul bulbus bulusu klub-u kubus kululu kuskus lukulu lullus lusuku skulks skulls skulsk subuku susulu suuksu ubussu uksubs

bbbbbbb bulbuls kulullu kulusuk kus-kus sssssss sukullu susulus uskub

bbbbbbbb kukukuku

bbbbbbbbbbbbbbb