b-u bbb bbi bbl bbm bbn bbs bbt bbu bi- bib bii bil bim bin bis bit biu blb bli bll blm bln bls blt blu bmb bmi bml bmm bmn bms bmt bmu bnb bni bnl bnn bns bnt bnu bsb bsi bsl bsm bsn bss bst bsu btb bti btl btm btn bts btt btu bub bui bul bum bun bus but buu ibb ibi ibl ibm ibn ibs ibt ibu iib iii iil iim iin iis iit iiu il- ilb ili ill ilm iln ils ilt ilu im- imb imi iml imm imn ims imt imu in- inb ini inl inm inn ins int inu is- isb isi isl ism isn iss ist isu itb iti itl itm itn its itt itu iu- iub iui ium ius iut lbb lbi lbl lbm lbs lbt lbu lib lii lil lim lin lis lit liu llb lli lll llm lln lls llt llu lmb lmi lml lmm lmn lms lmt lmu lnb lni lnl lnm lnn lns lnt lnu lsb lsi lsl lsm lsn lss lst lsu ltb lti ltl ltm lts ltt ltu lub lui lul lum lun lus lut luu mbb mbi mbl mbm mbs mbt mbu mi- mib mii mil mim min mis mit miu mlb mli mll mlm mln mls mlt mlu mmb mmi mml mmm mmn mms mmt mmu mnb mni mnl mnm mnn mns mnt mnu msb msi msl msm msn mss mst msu mtb mti mtl mtm mtn mts mtt mtu mub mui mul mum mun mus mut muu n-i nbb nbi nbl nbm nbn nbs nbt nbu nib nii nil nim nin nis nit niu nlb nli nll nlm nln nls nlt nlu nmb nmi nml nmm nmn nms nmt nmu nnb nni nnl nnm nnn nns nnt nnu nsb nsi nsl nsm nsn nss nst nsu ntb nti ntm ntn nts ntt ntu nub nui nul num nun nus nut nuu sbb sbi sbl sbm sbn sbs sbt sbu sib sii sil sim sin sis sit siu slb sli sll slm sln sls slt slu smb smi sml smm smn sms smt smu snb sni snl snm snn sns snt snu ss- ssb ssi ssl ssm ssn sss sst ssu stb sti stl stm stn sts stt stu sub sui sul sum sun sus sut suu tbb tbi tbl tbm tbn tbs tbt tbu tib tii til tim tin tis tit tiu tli tll tlm tln tls tlt tlu tmb tmi tml tmm tmn tms tmt tmu tnb tni tnl tnm tnn tns tnt tsb tsi tsl tsm tsn tss tst tsu ttb tti ttl ttm ttn tts ttt ttu tub tui tul tum tun tus tut tuu ubb ubi ubl ubn ubs ubt ubu uib uii uil uim uin uis uit uiu ulb uli ull ulm uln uls ult ulu um- umb umi uml umm umn ums umt umu un- unb uni unl unm unn uns unt unu usb usi usl usm usn uss ust usu utb uti utl utm utn uts utt utu uum uun uus uut uuu

-ism bbbb bbbs bbin bblb bbls bibb bibi bibl bibs biin biis bili bill bils bilt bilu bims bin- bini binn bins bint binu bis- bisl biss bist bisu bits bitt bitu blbt blim blin blis blit blls blni blss blst blts blub blum blus blut bmmi bmts bmus bnib bnim bnin bnml bnss bntm bsim bsin bsms bsmt bsns bssm bsts btss bttb btus bubb bubi bubs bubu buin buis buit buiu bulb buli bull buls bult bulu bum- bumb bums bunb buni bunn buns bunt bunu busi buss bust busu but- buti buts butt buus ibbm ibim ibis ibml ibms ibns ibsn ibss ibtb ibtl ibts ibus iiii iiis iiit iinm iisi iism iist iisu iitm iitt iium ilbm ilin ilis ilit ill- illi ills illt ilni ilts ilum ilus ilut imbi imin imit imli immi imms immt imsi imss imst imsu imts imun imus inis init inni inns innu inss inst insu inti intl intn ints intu inui inul inun inus isbl isbn isbt isil isim isin isis isit isls ismi isms isnt issi isss issu isti ists isum isus itbs itil itim itin itis itll itms itsi itsu itum iuiu iums iuss iust lbms libs libu liii liin liis lilb lili lill lils lilt lilu limb limi liml limm limn lims limu linn lins lint lisi liss list lisu litb liti litl lits litt litu liun lius liut llbs llll llms lmii lmln lmms lmnt lmsi lntm lnts lsbu lsts ltbl ltib ltns ltnt ltsi lubs luin luis luit luli lull lulu lumb lumi lums luni lunn luns lunt lusi luss lust luti luts mbbs mbim mbis mbms mbsl mbus mibs miii miin miis miit mili mill miln mils milt milu mim- mimi mims mini minn mins mint minu mis- misi misl misn miss mist misu mit- mitb miti mitm mits mitt mitu miui mlii mlin mlis mlit mlss mltb mmii mmis mmli mmmm mmms mmst mmsu mmts mmun mmus mnbb mnin mnis mnls mntb mntn msil msmb msml msmm msms msmu mssi mssm msst msts msun msus mtbs mtlb mtns mtnt mtsl mtss mtst mtts mubi mubs muil muin muis muit muli mull mulm mult mulu mumm mums mumu muni munn muns munt munu musi musl muss must musu muti muts mutt mutu muut n-ii nbti nibi nibm nibs niit niiu nili nill nils nilt nilu nimb nimi nims nimt nimu nini ninl nins nisi nisl niss nist nisu nitb niti nits nlls nmis nmit nmls nmml nmnt nmtb nnit nnls nnmt nnnn nnsl nnss nntn nsbm nsin nsis nsls nsmb nssb nsss nstl nsts nstu nsub ntis ntnu ntsb ntss ntsu nttm ntui nubi nubl nubs nuim nuin nuit nuli null numb numi numm nums numt numu nunn nuns nunt nusi nusl nuss nust nusu nuts nutt nutu s-ib s-ii sbbs sbml sbsi sbst sbtn sbus sibi sibs sibu siim siit sil- sili sill sils silt silu simi simm sims simt sini sinn sins