b-u bbb bbg bbi bbl bbn bbs bbt bbu bgb bgg bgi bgl bgn bgs bgt bgu bi- bib big bii bil bin bis bit biu blb blg bli bll bln bls blt blu bnb bng bni bnl bnn bns bnt bnu bsb bsg bsi bsl bsn bss bst bsu btb btg bti btl btn bts btt btu bub bug bui bul bun bus but buu gbg gbi gbl gbn gbs gbt gbu ggb ggg ggi ggn ggs ggt ggu gib gig gii gil gin gis git giu glb glg gli gll gln gls glt glu gnb gni gnl gnn gns gnt gnu gsb gsg gsi gsl gsn gss gst gsu gtb gtg gti gtl gtn gts gtt gtu gu- gub gug gui gul gun gus gut guu ibb ibg ibi ibl ibn ibs ibt ibu igb igg igi igl ign igs igt igu iib iii iil iin iis iit iiu il- ilb ilg ili ill iln ils ilt ilu in- inb ing ini inl inn ins int inu is- isb isg isi isl isn iss ist isu itb itg iti itl itn its itt itu iu- iub iug iui ius iut lbb lbg lbi lbl lbs lbt lbu lgb lgg lgi lgl lgn lgs lgt lgu lib lig lii lil lin lis lit liu llb llg lli lll lln lls llt llu lnb lng lni lnl lnn lns lnt lnu lsb lsg lsi lsl lsn lss lst lsu ltb ltg lti ltl lts ltt ltu lub lug lui lul lun lus lut luu n-i nbb nbg nbi nbl nbn nbs nbt nbu ngb ngg ngi ngl ngn ngs ngt ngu nib nig nii nil nin nis nit niu nlb nlg nli nll nln nls nlt nlu nnb nng nni nnl nnn nns nnt nnu nsb nsg nsi nsl nsn nss nst nsu ntb ntg nti ntn nts ntt ntu nub nug nui nul nun nus nut nuu sbb sbg sbi sbl sbn sbs sbt sbu sgb sgg sgi sgl sgn sgs sgt sgu sib sig sii sil sin sis sit siu slb slg sli sll sln sls slt slu snb sng sni snl snn sns snt snu ss- ssb ssg ssi ssl ssn sss sst ssu stb stg sti stl stn sts stt stu sub sug sui sul sun sus sut suu tbb tbg tbi tbl tbn tbs tbt tbu tgb tgg tgi tgl tgn tgs tgt tgu tib tig tii til tin tis tit tiu tlg tli tll tln tls tlt tlu tnb tng tni tnl tnn tns tnt tsb tsg tsi tsl tsn tss tst tsu ttb ttg tti ttl ttn tts ttt ttu tub tug tui tul tun tus tut tuu ubb ubg ubi ubl ubn ubs ubt ubu ugb ugg ugi ugl ugn ugs ugt ugu uib uig uii uil uin uis uit uiu ulb ulg uli ull uln uls ult ulu un- unb ung uni unl unn uns unt unu usb usg usi usl usn uss ust usu utb uti utl utn uts utt utu uug uun uus uut uuu

-ing bbbb bbbs bbin bblb bbls bbng bggs bgst bgun bibb bibi bibl bibs bigb bigg bign bigs bigt bigu biin biis bili bill bils bilt bilu bin- bing bini binn bins bint binu bis- bisl biss bist bisu bits bitt bitu blbt blin blis blit blls blni blss blst blts blub blus blut bnib bnin bnss bsgs bsin bsns bsts btss bttb btus bubb bubi bubs bubu bugg bugi bugs buin buis buit buiu bulb bulg buli bull buls bult bulu bunb bung buni bunn buns bunt bunu busi buss bust busu but- buti buts butt buus gbbs ggbt gggg ggss gibb gibs gigg gigi gign gigs giis gilg gili gill gils gilt ging gini ginn gins ginu giss gist gits gius gli- glib glin glis glit glub glug glui glun glut gnib gnin gnit gnti gnus gsis gsli gubb gubi gubs gubu gugb gugg gugi gugu guib guil guin guis gulb guli gull guls gult gulu gung gunn guns gunt gusb guss gust guti guts gutt gutu guus ibis ibns ibsn ibss ibtb ibtl ibts ibus iggs igil igis igli iglu igni igns ignu igus iiii iiis iiit iisi iist iisu iitt ilin ilis ilit ill- illi ills illt ilni ilts ilus ilut ings inig inis init inni inns innu inss inst insu intg inti intl intn ints intu inui inul inun inus isbl isbn isbt isil isin isis isit isls isnt issi isss issu isti ists isus itbs itgs itil itin itis itll itsi itsu iugs iuiu iuss iust lbgt lbug lgbt lgbu lgin lgtn lgts libs libu ligg ligi lign liig liii liin liis lilb lilg lili lill lils lilt lilu ling linn lins lint lisi liss list lisu litb liti litl lits litt litu liun lius liut llbs llll lngs lnts lsbu lsts ltbl ltgs ltib ltng ltns ltnt ltsi lubs lugg lugi lugs lugu luin luis luit luli lull lulu lung luni lunn luns lunt lusi luss lust luti luts n-ii nbti ngns ngsn ngtn ngts nguu nibi nibs nigg nigs nigt niit niiu nili nill nils nilt nilu ning nini ninl nins nisi nisl niss nist nisu nitb niti nits nlgn nlls nngn nnit nnls nnnn nnsl nnss nntn nsin nsis nsls nssb nsss nstl nsts nstu nsub ntis ntnu ntsb ntss ntsu ntui nubi nubl nubs nugs nuin nuit nuli null nung nunn nuns nunt nusi nusl nuss nust nusu nuts nutt nutu s-ib s-ii sbbs sbig sbsi sbst sbtn sbus sggg sggs sgls sgnl sgss sgts sibi sibs sibu sigg sigi sign sigs siit sil- sili sill sils silt silu sing sini sinn sins sint sinu sisi siss sist sisu sit- siti sitn sits sitt situ siui sius siut sl-i slib slig slit slln slst slsu slts slub slug slut snib snig snit snns snub snug snus ssbn ssgs ssgt ssin ssis ssit sslt ssns sssb sssi ssss sstb sstl ssts stbs stib stig stil stis stit stlg stln stlt stng stnn stns stsi stss