isdn isds isin isis isit isnt isri issi issr isss issu issy istd isti istr ists isty isus isys itbs itby itin itis itri itrs itry itsi itsu itsy itty itur iuds iuiu iusd iuss iust iuty n-ii nbti nbty nddb ndnt ndri ndry ndsi ndss ndut nibi nibs nidd nidi nids niir niit niiu nind nini nins nirs nirt niru nisd nisi niss nist nisu nitb niti nitr nits nity niur niyi nndb nnit nnnn nnss nntn nrds nrrd nrts nsds nsdt nsin nsis nsnr nsrd nssb nssr nsss nstd nsts nstu nsub ntds ntis ntnd ntnu ntru ntsb ntss ntsu nttr ntui nubi nubs nuby nudd nudi nuin nuit nunn nuns nunt nuny nurd nuri nurn nurr nurs nurt nuru nusi nuss nust nusu nusy nuts nutt nutu nuys nyit nynt nyny nyrb nyss nyst nytb rbbb rbbr rbbs rbds rbis rbsd rbss rbst rib- ribs ribu riby ridd ridi rids riin riis rind rinn riny riri rirs risd risi riss rist risu riti rits ritt ritu rius rnbr rnds rnin rnnt rntd rnut rrrr rrun rsbi rsdd rsds rsid rsis rsnn rsnr rsts rstu rtdt rtnd rtns rtss rtts rubb rubi rubs rubu ruby rudd rudi ruds rudy ruid ruin ruis ruit rund runi runn runs runt runy rurd ruri rurs ruru rusi russ rust rusu rusy ruti ruts rutt rutu ruty ruud ruun ruyd ruyi ruys rydy ryis rynd rynn rynt rysy rytt ryun ryyt s-ib s-ii sbbs sbds sbsd sbsi sbst sbtn sbus sdds sdib sdrs sdry sdss sdsu sibi sibs sibu siby sidd sidi sidr sids sidy siit sind sini sinn sins sint sinu siny siri sirr sirs sirt siru sisd sisi siss sist sisu sisy sit- sitd siti sitn sits sitt situ sity siui sius siut siyi siyu snib snid snir snit snns snrs snsd snsy sntr snub snur snus snys srby srib sris srni srnn srsd srtr srub ssbn ssbr ssby ssdd ssid ssin ssis ssit ssns ssri ssrs sssb sssi ssss sstb sstd ssts stbd stbs stds stib stid stir stis stit stnd stnn stnr stns strd stri strn strs stru stry stsi stss sttd sttr stub stud stun stur stus stut stuy styd styr stys sub- subb subd subi subs sudd sudi suds suid suin suir suis suit sun- sunb sund suni sunn suns sunt sunu suny sur- surd suri surn surr surs surt suru sury sus- susd susi suss sust susu susy suti sutu suty suus suyi suyn suyr suyu sydi syds syis syn- synd syns synu syny syrs syrt syry syss syst sytt syun tbbs tbit tbrb tbst tddb tdis tdri tdss tibi tibs tibu tidd tids tidy tiit tiiu tind tini tinn tins tint tinu tiny tirb tird tiri tirr tirs tiru tiry tisb tisi tiss tist titi tits titt titu tiyi tiyn tndd tnts tnut tri- trib trin tris trit trsd trsi trst trtr trub trud trun trus trut truu try- tryb trys tsbd tsdb tsid tsin tsis tssi tssr tsst tsts tsui tsun tsys ttbb ttss tttt ttyd ttys tubb tubr tubs tubu tudi tudu tuin tuis tuit tuiu tunb tund tuni tunn tuns tunu tuny turb turd turi turn turr turs turt turu tury tusd tusi tuss tust tuti tuts tutt tutu tuty tuyn tuys tybi tydd tydi tydy tyin tyir tynd tynt tyny tyr- tyrr tyss tyst tytd tyti tytt tyty tyus tyyn ubbi ubid ubii ubir ubis ubit ubud uddi udds udid udin udir udny udsd udts udun uint uirr uisd uist uits unbd undi unds undy uni- unii unin unir unis unit unni unns unrs uns- unst untb unts unty unus unut urbi urbs urds urdu urdy urib urin uris uriu urni urns urri urry ursi urss ursu ursy urts urun urur urus urut uryn usbr usbs usds usdt usin usis usnr usnu ussb ussr usss usst ussu ussy ustb usti usts usui usun usus utby utid utin utis utri utti uttu uuni uuri uusi uuuu uuyn uyin uyir uyts ybbs ybry ydin ydyt yidi yids yidu yins yirb yird yirn yirr yiss yist yiti yiud yrin yrun yryn ysby ysii yssu ysyb yubu yudu yuin yuit yund yuns yuny yurd yuri yurn yurt yury yust yutu yuty yuyu yyyy

-itis bbuss bdsni bdubs bibbs bibby bibin bibis bibri bibus biddu biddy bidin bidni bidri bidry bidur bindi binds bindu bindy binit binns binny bints binub birds birdu birdy birin birni birns birny birrs birst birsy birts birun birur biryu bisby bisdn bisin bissy bitis bitit bitru bitry bitsy bitti bitts bitty bitun bridi brids brind brini brinn brins brint briny brisb brisi briss brist brits britt briyn brrrr brud- bruds bruin bruis bruit bruiu bruni brunn bruns brunt bruri bruss brust brusy bruty bruun bruyd bruys bryd- bryid brynn brynt brys- bryt- bryyn bsins bssid btr-d btr-t btstu bubby bubry bubsy budby budds buddu buddy budry budur buird buirn buist buisy bundi bunds bundt bundu bundy bunin bunny bunts bunty bunud bunun bunus bunut bunyu burbs burdi burds burin burn- burns burnt burny burri burrs burru burry burst burts burtt burud burun burus burut buryn buryt busby busin busir bussu bussy busti busts busty busur busut busuu busyn butid butin butis butit butts butty butut butyr buyid buyin buyit buysy by-by bybib bybus bynni byrds byrns byrst bysn- byssi bytr- bytyn d-bus dbtss ddddd dibri diddu diddy didin didit didnt didst didus dindi dinis dinny dints dinty dinur dinus dirnt dirts dirty disir diss- dist- disti distn distr disty disur disyn ditib ditsy dittd ditti ditty diurn diyun dribs driby dridu drinn drins driny driry driss drisy drubs druid druns druri drury drust drusy dryry drytt dstns dturn dubbi dubbs dubby dubi dubin dubti dubus duddy dudin dudyn duist duits duity dundi dundy dunin dunit dunny dunst dunts dunun dunyu durdy durin duris durry durst durtu durty dusin dussi dusti dustn dusts dusty dusun dutsi dutty dutys duyun dynin dynit dyrdy dyrus dysyn dyuni dyyss i-bid ibbur ibdis ibids ibity ibtin iddyr ididn idist idris idrus idunn iiiii iiris iisir