b-u bbb bbg bbi bbo bbr bbs bbt bbu bby bgb bgg bgi bgo bgr bgs bgt bgu bi- bib big bii bio bir bis bit biu biy bob bog boi boo bor bos bot bou boy brb brg bri bro brr brs brt bru bry bsb bsg bsi bso bsr bss bst bsu bsy btb btg bti bto btr bts btt btu bty bub bug bui buo bur bus but buu buy by- byg byi byo byr bys byt byu gbg gbi gbo gbr gbs gbt gbu gby ggb ggg ggi ggo ggr ggs ggt ggu gib gig gii gio gir gis git giu giy gob gog goi goo gor gos got gou goy grb grg gri gro grr grs grt gru gry gsb gsg gsi gso gsr gss gst gsu gtb gtg gti gto gtr gts gtt gtu gty gu- gub gug gui guo gur gus gut guu guy gy- gyb gyo gyr gys ibb ibg ibi ibo ibr ibs ibt ibu iby igb igg igi igo igr igs igt igu igy iib iii iio iir iis iit iiu io- iob iog ioi ioo ior ios iot iou ir- irb irg iri iro irr irs irt iru iry is- isb isg isi iso isr iss ist isu isy itb itg iti ito its itt itu ity iu- iub iug iui iur ius iut iyo iyr iys iyt iyy o-i ob- obb obg obi obo obr obs obt obu oby ogg ogi ogo ogs ogt ogy oib oii oio oir ois oit oiu oo- oob oog ooi ooo oor oos oot or- orb org ori oro orr ors ort oru ory os- osb osg osi oso osr oss ost osu ot- otb otg oti oto otr ots ott otu ou- oui ouo our ous out oyi oyo oys rbb rbg rbi rbo rbr rbs rbt rbu rgb rgg rgi rgo rgr rgs rgt rib rig rii rio rir ris rit riy rob rog roi roo ror ros rot rou roy rrb rrg rri rrr rrs rrt rru rsb rsg rsi rso rsr rss rst rsu rtb rtg rti rto rtr rts rtt rtu rty rub rug rui ruo rur rus rut ruu ruy ry- ryg ryo ryr rys ryu ryy sbb sbg sbi sbo sbr sbs sbt sbu sby sgb sgg sgi sgo sgr sgs sgt sgu sib sig sii sio sir sis sit siu sob sog soi soo sor sos sot sou soy sr- srb srg sri sro srr srs srt sry ss- ssb ssg ssi sso ssr sss sst ssu stb stg sti sto str sts stt stu sty sub sug sui suo sur sus sut suu suy sy- syb syg syi syr sys syt syu tbb tbg tbi tbo tbr tbs tbt tbu tgb tgg tgi tgo tgr tgs tgt tgu tgy tib tig tii tio tir tis tit tiu tiy to- tob tog toi too tor tos tot tou toy trb trg tri tro trr trs trt tru try tsb tsg tsi tso tsr tss tst tsu tsy ttb ttg tti tto ttr tts ttt ttu tty tub tug tui tuo tur tus tut tuu tuy tyg tyo tyr tys tyt ubb ubg ubi ubo ubr ubs ubt ubu uby ugb ugg ugi ugo ugr ugs ugt ugu uib uig uii uio uir uis uit uiu uob uog uoo uor uos uot ur- urb urg uri uro urr urs urt uru ury usb usg usi uso usr uss ust usu utb uti uto utr uts utt utu uty uug uur uus uut uuu uyi uyo uys uyu ybg ybi ybr ybs yby ygo yig yii yio yir yis yit yob yog yoi yoo yor yos yot you yoy yrg yro yrs yrt yru ysb ysg ysi yso ysr yss yst ysu ysy yto ytr yts ytt ytu yug yui yuo yur yus yut yuu yuy yyb yyg yys yyt yyu yyy

-ous bbbb bbbs bboy bbrg bbyo bggs bgst bibb bibi bibo bibs bigb bigg bigo bigs bigt bigu biis bio- biog bioi bios biot biou birb birg biri biro birr birs birt biru biry bis- biso biss bist bisu bisy bito bits bitt bitu biys bobb bobi bobo bobs bobu boby bogg bogi bogo bogs bogt bogy boi- boii bois boit boiu boob boog boor boos boot bor- borg bori boro borr bors bort boru bory bosi boso boss bost bosu botb boti boto bots bott boty bour bous bout bouy boyg boyi boyo boys brig brio bris brit brob brog broo bror bros brot brou brrr brrs brsb brsr brst brug brus brut bry- bryo bsgs bsos bsts btob btor btrt btry btss bttb btus bubb bubi bubo bubs bubu bugg bugi bugo bugs buir buis buit buiu buoy bur- burb burg buri buro burr burs burt buru bury busi buss bust busu busy but- buti buto buts butt buty buus buyi buyo buys buyu bygg bygo byit byob byoi byos byrt bysb bysi byso byss byst bysy byts gbbo gbbs ggbt gggg ggss gibb gibs giby gigg gigi gigo gigs giis giog gioi girg giri giro girr girs girt giru giry giss gist gito gits giur gius gobi gobo gobs goby gogi gogo gogs gois goit goog gooi goor goos goot gorb gorg gori goro gorr gors gort gory gosi goso goss gost gosu goti goto gots gott goty gou- goug gour gous gout gouy goys goyt grbr grib grig gris grit grob grog groi groo gror gros grot grou groy grrr grrs grss grub grug grui grur grus grut gry- grys gryt gsis gsos gstr gsur gtbr gtos gubb gubi gubs gubu guby gugb gugg gugi gugu guib guis guos gurb gurg guri guro gurr gurs gurt guru gury gusb guss gust guti guto guts gutt gutu guty guus guys guyu gyor gyr- gyri gyro gyrs gysi gyss gyst gytt gyuu i-by i-go ibis ibos ibot ibri ibro ibss ibtb ibts ibus ibuy ibyi igbo iggs iggy igis igoo igor igot igri igso igus iiii iiio iiis iiit iioi iioo iios