b-u bbb bbd bbi bbo bbr bbs bbt bbu bby bdb bdd bdi bdo bdr bds bdt bdu bdy bi- bib bid bii bio bir bis bit biu biy bob bod boi boo bor bos bot bou boy brb brd bri bro brr brs brt bru bry bsb bsd bsi bso bsr bss bst bsu bsy btb btd bti bto btr bts btt btu bty bub bud bui buo bur bus but buu buy by- byd byi byo byr bys byt byu dbb dbd dbi dbo dbr dbs dbt dbu dby ddb ddd ddi ddo ddr dds ddt ddu ddy di- dib did dii dio dir dis dit diu diy dob dod doi doo dor dos dot dou doy drb drd dri dro drr drs drt dru dry dsb dsd dsi dso dsr dss dst dsu dsy dtb dtd dti dto dtr dts dtt dtu dty dub dud dui duo dur dus dut duy dy- dyb dyd dyo dyr dys dyu dyy i-d ibb ibd ibi ibo ibr ibs ibt ibu iby idb idd idi ido idr ids idt idu idy iib iid iii iio iir iis iit iiu io- iob iod ioi ioo ior ios iot iou ir- irb ird iri iro irr irs irt iru iry is- isb isd isi iso isr iss ist isu isy itb itd iti ito its itt itu ity iu- iub iud iui iur ius iut iyo iyr iys iyt iyy o-i ob- obb obd obi obo obr obs obt obu oby odb odd odi odo odr ods odt odu oib oid oii oio oir ois oit oiu oo- oob ood ooi ooo oor oos oot or- orb ord ori oro orr ors ort oru ory os- osb osd osi oso osr oss ost osu ot- otb otd oti oto otr ots ott otu ou- oud oui ouo our ous out oyd oyi oyo oys rbb rbd rbi rbo rbr rbs rbt rbu rdb rdd rdi rdo rdr rds rdt rdu rdy rib rid rii rio rir ris rit riy rob rod roi roo ror ros rot rou roy rrb rrd rri rrr rrs rrt rru rsb rsd rsi rso rsr rss rst rsu rtb rtd rti rto rtr rts rtt rtu rty rub rud rui ruo rur rus rut ruu ruy ry- ryd ryo ryr rys ryu ryy sbb sbd sbi sbo sbr sbs sbt sbu sby sdb sdd sdi sdo sdr sds sdt sdu sdy sib sid sii sio sir sis sit siu sob sod soi soo sor sos sot sou soy sr- srb srd sri sro srr srs srt sry ss- ssb ssd ssi sso ssr sss sst ssu stb std sti sto str sts stt stu sty sub sud sui suo sur sus sut suu suy sy- syb syd syi syr sys syt syu tbb tbd tbi tbo tbr tbs tbt tbu tdb tdd tdi tdo tdr tds tdt tdu tdy tib tid tii tio tir tis tit tiu tiy to- tob tod toi too tor tos tot tou toy trb trd tri tro trr trs trt tru try tsb tsd tsi tso tsr tss tst tsu tsy ttb ttd tti tto ttr tts ttt ttu tty tub tud tui tuo tur tus tut tuu tuy tyd tyo tyr tys tyt ubb ubi ubo ubr ubs ubt ubu uby udb udd udi udo udr uds udt udu uib uid uii uio uir uis uit uiu uob uod uoo uor uos uot ur- urb urd uri uro urr urs urt uru ury usb usd usi uso usr uss ust usu utb utd uti uto utr uts utt utu uty uur uus uut uuu uyi uyo uys uyu ybi ybr ybs yby ydo yds ydt ydy yid yii yio yir yis yit yob yod yoi yoo yor yos yot you yoy yro yrs yrt yru ysb ysi yso ysr yss yst ysu ysy ytd yto ytr yts ytt ytu yud yui yuo yur yus yut yuu yuy yyb yys yyt yyu yyy

-ous bbbb bbbs bbdd bbdo bboy bbyo bd-r bdii bdos bdry bdsd bibb bibi bibo bibs bidi bido bidr bids bidu biis bio- bioi bios biot biou birb bird biri biro birr birs birt biru biry bis- bisd biso biss bist bisu bisy bitd bito bits bitt bitu biys bobb bobi bobo bobs bobu boby bodb bodi bodo bods bodu body boi- boid boii bois boit boiu boob bood boor boos boot bor- bord bori boro borr bors bort boru bory bosi boso boss bost bosu botb botd boti boto bots bott boty boud bour bous bout bouy boyd boyi boyo boys brdo brds brdt brdy brid brio bris brit brob brod broo bror bros brot brou brrr brrs brsb brsr brst brud brus brut bry- bryd bryo bsbd bsod bsos bsrd bssd bsts btdt btob btor btrt btry btss bttb btus bubb bubi bubo bubs bubu budb budd budi budo buds budu budy buid buir buis buit buiu buoy bur- burb burd buri buro burr burs burt buru bury busi buss bust busu busy but- buti buto buts butt buty buus buyi buyo buys buyu byit byob byod byoi byos byrd byrt bysb bysi byso byss byst bysy byts byyd d-bo dbit dbos dboy dbrs dbss dbtt dbus dddd ddot ddry ddss ddts ddub dibb dibo dibs diby didi dido dids didu didy diii diis dior dios diot diou dird dirr dirs dirt dis- disd disi diso diss dist disy diti dito dits ditt dius diyi diyu dobb dobi dobs dobu doby dod- dodd dodi dodo dods dody doid dois doit doob dood door doos doot dord dori doro dorr dors dort doru dory dosi doso doss dost dosy dotd doti doto dots dott doty doub doud dour dous dout douy doyo drib drit drob drod drot drou droy drrs drub drui drus drut druu dry- drys dsdr dsos dsri dsrr dssi dsst dsto dsts dtor dtot dtss dub- dubb dubs dubu duby dudd dudo duds dudu duid duir duis duit duo- duos duri duro durt duru dury