-ly b-u bbb bbi bbl bbs bbt bbu bby bi- bib bii bil bis bit biu biv biy blb bli bll bls blt blu blv bly bsb bsi bsl bss bst bsu bsv bsy btb bti btl bts btt btu btv bty bub bui bul bus but buu buy bvb bvi bvl bvs bvt bvu bvv by- byi byl bys byt byu i-v ibb ibi ibl ibs ibt ibu ibv iby iib iii iil iis iit iiu il- ilb ili ill ils ilt ilu ilv ily is- isb isi isl iss ist isu isv isy itb iti itl its itt itu itv ity iu- iub iui ius iut ivb ivi ivl ivs ivt ivu ivv ivy iys iyt iyy lbb lbi lbl lbs lbt lbu lbv lib lii lil lis lit liu liv llb lli lll lls llt llu llv lly lsb lsi lsl lss lst lsu lsv ltb lti ltl lts ltt ltu ltv lub lui lul lus lut luu luv luy lvb lvi lvl lvs lvt lvv lyl lys lyt sbb sbi sbl sbs sbt sbu sbv sby sib sii sil sis sit siu siv slb sli sll sls slt slu slv sly ss- ssb ssi ssl sss sst ssu ssv stb sti stl sts stt stu stv sty sub sui sul sus sut suu suv suy svb svi svl svs svt svu svv svy sy- syb syi syl sys syt syu tbb tbi tbl tbs tbt tbu tbv tib tii til tis tit tiu tiv tiy tli tll tls tlt tlu tlv tsb tsi tsl tss tst tsu tsv tsy ttb tti ttl tts ttt ttu ttv tty tub tui tul tus tut tuu tuv tuy tvb tvi tvl tvs tvt tvu tvy tyl tys tyt ubb ubi ubl ubs ubt ubu ubv uby uib uii uil uis uit uiu ulb uli ull uls ult ulu ulv uly usb usi usl uss ust usu usv utb uti utl uts utt utu utv uty uus uut uuu uvb uvl uvs uvu uvv uyi uys uyu vbi vbl vbs vbv vi- vib vii vil vis vit viu viv viy vl- vlb vll vls vlt vlv vly vsb vsi vsl vss vst vsu vsv vtb vti vtl vts vtt vtu vtv vty vul vus vut vuv vvb vvi vvs vvt vvv vyl vyt ybi ybl ybs yby yii yis yit yli yll yls ylt yly ysb ysi ysl yss yst ysu ysy ytl yts ytt ytu ytv yui yul yus yut yuu yuv yuy yvi yvy yyb yys yyt yyu yyy

bbbb bbbs bblb bbls bibb bibi bibl bibs biis bili bill bils bilt bilu bily bis- bisl biss bist bisu bisy bits bitt bitu bivi bivl bivy biys blbt blis blit blls blss blst blts blub blus blut blvt bly- blys bsts bstv btss bttb btus btvi bubb bubi bubs bubu buis buit buiu bulb buli bull buls bult bulu busi buss bust busu busy but- buti buts butt buty buus buyi buyl buys buyu byil byit bylt bysb bysi bysl byss byst bysy byts byul i-by ibis ibly ibss ibtb ibtl ibts ibus ibuy ibyi iiii iiis iiit iisi iist iisu iitt ilis ilit ill- illi ills illt illy ilts ilus ilut iluv iluy isbl isbt isil isis isit isls isly issi isss issu issy isti ists isty isus isyl isys itbs itby itil itis itll itsi itsu itsy itty iuiu iuss iust iuty ivbv ivyl ivys libs libu liii liis liiv lilb lili lill lils lilt lilu lily lisi liss list lisu lisy litb liti litl lits litt litu lity lius liut livi livs livy liyl liyu llbs llll lsbu lsts lstv ltbl ltib ltsi lttv lubs luby luis luit luli lull lulu lusi luss lust luti luts lutv luvs luyi luys luyt lvii lviv lvsv lyit lyly lys- lysi lysl lyss lyst lytt lyv- s-ib s-ii s-iv s-vt sbbs sbsi sbst sbus sibi sibs sibu siby siit sil- sili sill sils silt silu sisi siss sist sisu sisy sit- siti sits sitt situ sity siui sius siut sivi siyi siyu sl-i slib slit slst slsu slts slub slut slys ssby ssis ssit sslt sssb sssi ssss sstb sstl ssts st-v stbs stib stil stis stit stlt stsi stss stub stul stus stut stuv stuy stvs styl stys sub- subb subi subl subs suis suit sul- suli sull sult sulu sus- susi suss sust susu susy suti sutu suty suus suvi suvs suyi suyu svil svit syis syl- syli syll syls sylt syss syst sytt sytv tbbs tbil tbit tbst tbvi tibi tibs tibu tiit tiiu till tils tilt tily tisb tisi tiss tist titi tits titt titu tivi tivy tiyi tlli tsis tsiv tssi tsst tsts tsui tsvi tsys ttbb ttss tttt ttul ttyl ttys tubb tubs tubu tuil tuis tuit tuiu tuli tull tulu tuly tusi tuss tust tuti tutl tuts tutt tutu tuty tuyl tuys tvbs tvil tvis tvss tvtv tybi tyl- tyll tyss tyst tyti tytt tyty tyus ubbi ubii ubis ubit ubli ubls ubly uist uits ulli ully ulti ults ultt ulul ulus ulvi ulys usbl usbs usis uslu ussb usss usst ussu ussy ustb usti usts usui usul usus utby util utis utsl utti uttu uulu uusi uuuu uv-b uvis uvvu uyts vbyv vibs viby viii vili vill vils vilt vilu vily visi viss vist visu visy viti vitt vitu vivi vivy vlli vlsi vlvt vsby vssl vt-i vtls vtvl vuit vull vult vuti vutv vvsb vvvv vyis vyit vyss ybbs yili yill yilt yiss yist yiti ylli ylls ysby ysii yssu ysyb yubu yuit yuli yuls yulu yust yutu yuty yuyu yvyl yyyy

-itis bbuss bibbs bibby bibis bibus bilbi bilby bili- bilis billi bills billu billy bilsi bilut bilyi bisby bissy bitis bitit bitly bitsy bitti bitts bitty bityl bivis bivvy bliss blist blits blitt blubs blytt bt-sv btstu bubby bubsy built buist buisy bulb- bulbi bulbs bulby bulis buliu bull- bulli bulls bully bulti bulul bulus bulut busby bussu bussy busti busts busty busut busuu butis butit butts