-ly b-u bbb bbi bbl bbr bbs bbu bby bi- bib bii bil bir bis biu biv biy blb bli bll blr bls blu blv bly brb bri brl brr brs bru brv bry bsb bsi bsl bsr bss bsu bsv bsy bub bui bul bur bus buu buy bvb bvi bvl bvr bvs bvu bvv by- byi byl byr bys byu i-v ibb ibi ibl ibr ibs ibu ibv iby iib iii iil iir iis iiu il- ilb ili ill ilr ils ilu ilv ily ir- irb iri irl irr irs iru irv iry is- isb isi isl isr iss isu isv isy iu- iub iui iur ius ivb ivi ivl ivr ivs ivu ivv ivy iyr iys iyy lbb lbi lbl lbr lbs lbu lbv lib lii lil lir lis liu liv llb lli lll llr lls llu llv lly lrb lri lrr lrs lru lrv lry lsb lsi lsl lsr lss lsu lsv lub lui lul lur lus luu luv luy lvb lvi lvl lvr lvs lvv lyl lyr lys rbb rbi rbl rbr rbs rbu rib rii ril rir ris riv riy rli rll rlr rls rlu rly rrb rri rrl rrr rrs rru rsb rsi rsl rsr rss rsu rsv rub rui rur rus ruu ruv ruy rvb rvi rvl rvr rvs rvu rvv rvy ry- ryr rys ryu ryy sbb sbi sbl sbr sbs sbu sbv sby sib sii sil sir sis siu siv slb sli sll slr sls slu slv sly sr- srb sri srl srr srs srv sry ss- ssb ssi ssl ssr sss ssu ssv sub sui sul sur sus suu suv suy svb svi svl svr svs svu svv svy sy- syb syi syl syr sys syu ubb ubi ubl ubr ubs ubu ubv uby uib uii uil uir uis uiu ulb uli ull ulr uls ulu ulv uly ur- urb uri url urr urs uru ury usb usi usl usr uss usu usv uur uus uuu uvb uvl uvs uvu uvv uyi uys uyu vbi vbl vbr vbs vbv vi- vib vii vil vir vis viu viv viy vl- vlb vll vls vlv vly vrb vri vrr vrs vru vry vsb vsi vsl vsr vss vsu vsv vul vur vus vuv vvb vvi vvr vvs vvv vyl ybi ybl ybr ybs yby yii yir yis yli yll ylr yls yly yrs yru ysb ysi ysl ysr yss ysu ysy yui yul yur yus yuu yuv yuy yvi yvr yvy yyb yys yyu yyy

bbbb bbbs bblb bbls bibb bibi bibl bibs biis bili bill bils bilu bily birb biri birl birr birs biru biry bis- bisl biss bisu bisy bivi bivl bivy biys blir blis blls blss blub blur blus bly- blys bril bris brls brrr brrs brsb brsr brus bruv brvi bry- bubb bubi bubs bubu buir buis buiu bulb buli bull buls bulu bur- burb buri burl burr burs buru bury busi buss busu busy buus buyi buyl buys buyu byil bysb bysi bysl byss bysy byul i-by ibis ibly ibri ibss ibus ibuy ibyi iiii iiis iirs iisi iisr iisu ilir ilis ill- illi ills illy ilus iluv iluy irby iri- iril iris iriy irlb irri irrs irul irus irvs isbl isil isis isls isly isri issi issr isss issu issy isus isyl isys iuiu iuss ivbv ivrs ivry ivyl ivys lblr lbrs libr libs libu liii liir liis liiv lilb lili lill lils lilu lily liri lirl lirr lirs liru liry lisi liss lisu lisy lius livi livs livy liyl liyu llbs llll llyr lrrr lrry ls-r lsbu lssr lubs luby luis luli lull lulu luri lurs lurv lury lusi luss luvs luyi luys lvii lviv lvrr lvsv lyly lys- lysi lysl lyss lyv- rbbb rbbr rbbs rbis rbsl rbss rib- ribs ribu riby riis rill rilu rily riri rirs risi riss risu rius rivs rlls rlys rrrr rsbi rsis rssl rubb rubi rubs rubu ruby ruis rull ruly ruri rurs ruru rusi russ rusu rusy ruvi ruvu ruyi ruyl ruys ryis rysy s-ib s-ii s-iv sbbs sbsi sbus sibi sibs sibu siby sil- sili sill sils silu siri sirr sirs siru sisi siss sisu sisy siui sius sivi siyi siyu sl-i slib slir slrs slsu slub slur slys srby srib sris srlv srub srvl ssbr ssby ssis ssri ssrl ssrs sssb sssi ssss sub- subb subi subl subs suir suis sul- suli sull sulu sur- suri surr surs suru surv sury sus- susi suss susu susy suus suvi suvs suyi suyr suyu svil svir syis syl- syli syll syls syrs syry syss ubbi ubii ubir ubis ubli ubls ubly uirr ulli ullr ully ulul ulus ulvi ulys urbi urbs urib uris uriu urls urri urry ursi urss ursu ursy urur urus usbl usbr usbs usis uslu ussb ussr usss ussu ussy usui usul usus uulu uuri uusi uuuu uv-b uvis uvri uvvu uyir vbyv vibs viby viii vili vill vils vilu vily virb viri virl virr viru viry visi viss visu visy vivi vivy vlli vlsi vrbl vril vris vrsi vsby vssl vuir vull vurb vvsb vvvv vyir vyis vyss ybbs ybry yili yill yirb yirr yiss ylli ylls yrly ysby ysii yssu ysyb yubu yuli yuls yulu yuri yury yuyu yvyl yyyy

bbuss bibbs bibby bibis bibri bibus bilbi bilby bili- bilis billi bills billu billy bilsi bilyi birls birrs birsy birur biryu bisby bissy bivis bivvy bliss blubs blurb blurr blurs brill brisb brisi briss brrrr bruis bruiu brull bruly bruri bruss brusy bruvs bruys brys- brysl bubby bubry bubsy buisy bulb- bulbi bulbs bulby bulis buliu bull- bulli bulls bully bulul bulus burbs burli burls burly burri burrs burru burry burus busby busir bussu bussy busur busuu buysy by-by bybib bybus bylly byssi ibbur ibill iblis iiiii iiris iisir iisys ilisu illui illus ilulu iluvu irbis irill iris- iriss irisu irssi is-is isbul isili isill isisi isrib issru issus issuu isuli isurv isuus isyss iuliu iulus ivbss iyiyi libby libis libri libru libus libuv libys liisi liivi lilis liliu lilli lilly