oios oirt oisd oist oiti oobi oodi ooho oohs ooid oooh oooo ooos oord oort oosi oost ootb oots orbb orbi orbo orbs ordo ords orhs ori- orid orio oris orit oro- oror oros orot orri orro orrs orsi orso orth orto orts osdi oshi osho oshs osii osis osoi osoo osor osos osrd osro ossb ossd ossi osso osti ostr osts otbd otbs otho othr oths otis otit oto- otoh otoo otor otos otro otrs otso otti otto otts rbbb rbbr rbbs rbds rbhs rbis rboh rbsd rbss rbst rdhs rdio rdos rdso rhhs rhib rhio rhob rhod rhoh rhos rib- ribo ribs ridd ridi rido rids riho rihs riht riis rios riot riri rirs risd rish risi riso riss rist rith riti rito rits ritt rob- robb robi robo robs robt rodd rodi rodo rods rohr rohs roid roio roir rois roit roob rood rooi roor roos root rori roro rort rosh rosi roso ross rost roth roti roto rotr rots rott rrhs rrrr rsbi rsdd rsds rshd rshs rsid rsis rsos rsts rtdt rths rtss rtts s-ib s-ii s-os sbbs sbds sbhs sbor sbot sbsd sbsi sbst sdds sdhb sdhd sdhs sdib sdio sdot sdrs sdss shbs shbt shhh shhs shib shid shih shii shio shir shis shit shod shoo shor shos shot shri shrs shts sibi sibo sibs sidd sidh sidi sido sidr sids sihi sihr sihs siht siit siod sior sios siot siri siro sirr sirs sirt sisd sish sisi siss sist sit- sitd sith siti sito sits sitt sobo sobr sobs sobt sodd sodo sods sohh soho sohs soir sois soit sood soor soos soot sorb sord sorh sori soro sorr sors sort sosh sosi soso soss sost soth soto sots srhs srib sris sros srsd srtr ssbr ssdd sshs ssid ssis ssit ssot ssri ssrs sssb sssh sssi ssss sstb sstd ssth ssts stbd stbs stds sths stib stid stih stio stir stis stit stob stod stoo stor stos stot strd stri stro strs stsi stss sttd sttr tbbs tbhs tbit tbrb tbst tddb tdhs tdis tdor tdri tdss thbs thdr thds thi- thio thir this thoo thor thos thot thri thro thsd thsr thss thtb thtr thts tibi tibs tidd tids tiht tiit tios tirb tird tiri tiro tirr tirs tisb tish tisi tiso tiss tist tith titi tito tits titt tobi tobo tobs tobt todd todi todo tods todt tohi toho toid tois toit tood tooh toor toos toot tord tori toro torr tors tort tosb tosh tosi toso toss tost totd toth toti toto totr tots tott trhs tri- trib trio tris trit trod troi troo tros trot trsd trsi trst trtr tsbd tsdb tshb tshi tshs tsid tsis tsob tsoi tsos tssi tssr tsst tsts ttbb ttss tttt

-itis bdoor bdort bhood bhooi bhoot bhrrd bibbo bibbs bibio bibis bibod bibos bibri bidor bidos bidri bihor biosd bioss birdo birds biros birrs birst birth birts bishi bisht bisto bitis bitit bitti bitto bitts bo-bo bo-ho bobbi bobos bobr bobri bobst bobts bodd- bodhi bodio bodir bodor bodos bodri bohor bohos bohot bohri bohrs boids boios boiro boist boito boobs boodh booit boord boors boort boosh boost booth boots borbo bordi bordo bords borid borio boris boro- borod boroo boros borot borro borsh borsi borst borth borts boshi bosio bosor bossi bosso botis botos botro botti botts bridi brids briod briot brisb brish brisi briss brist brith brito brits britt brobo brobs brodd brodo broid brood broos bross broth broto brrrr brths bshot bssid btr-d btr-t d-dot d-rod dbdos dbtss ddddd ddost dhobb dhobi dhoot dhosi dhoti dhrti dibri didio didit didos didot didso didst didto dioid dioro diors dioti dirth dirts disir diss- dist- disti disto distr ditib dittd ditti ditto do-do dobbs dobhi dobos dobri dobro dodds dodoo dodos dodro dohis doido doids doist doits doobs doodo doods doors doost dooth dordt dorid dorio doris dorit doros dorot dorrs dors- dorsi dorso dorst dorth dorts doshi dosho dosis dossi dosso dosth dosti dot-s dothi dotid dotis dotoo dotti dotto drbob drdos dribs drish driss drith drobo drohi droid droit drood drori drosh dross drost drott h-bio h-dos h-iib hhhhh hhtdd hi-hi hibbs hibhi hibit hibob hibor hibri hidio hidir hidos hidr- hihos hiisi hirds hiroi hiroo hiros hirsh hirst hirth hirts hisis hisor hissi hisss hist- histi histo hists hitit hitor hitto ho-ho ho-oh hobbs hobit hobor hobos hobro hodhr hodid hodod hodos hohos hohot hoiss hoist hoodi hoods hoord hoori hoors hoort hoosh hoost hoots hordt horii horio horod horos horro horst hortd horth horti horto hoshi hosho hosoi hosts hostt hothr hoths hotis hotot hotto hrhis hross hthrt i-bid i-bod i-bot ibdis ibibo ibids ibish iboth ibros idio- idiot idist idodi idois idood idoso idoto idris iiiii iiris iisir iitti iobit iodid iodo- ioooi ioooo iorio iotit iotti irbid irbis irbit irid- irido irids irios iris- irish iriss irobo irori irrit irshi irssi is-is ishii ishis ishot ishti isios isiro isisi isiti isits isitt isodd isrib isshi issid issor istoo itbit itdid ithot itisi itiso itobi itoss itrod itsit itsso itsto ittoo ittti o-r-b obhor obits obodo oboro obosi oboth odibo odiid odist odori odors oh-oh oh-so ohbot ohohs ohrid ohrio ohrob ohrot oidor oirot oishi oitti oobit ooids ooioo ooooh ooooo ootid orbis orbit orbot ordib ordis ordos ordro oribi oridb orist orito orits orobo orodo orosh orosi oroso orost orris orsis orsit orth- ortho ortoo oshio ososo ossi- ossis ossos ostir ostis ostri ostro othis othoi othos otisb otobi otori otoso ototo otros ottir ottis ottoi ottos rhod- rhodo ribbi ribo- ribot riots rishi risod rissh risso risti risto rithi ritts ro-ro robbi robbo robbs robo- robor robot robrt rodbo roddi rodor rodos rodri rohit rohob rohod rohri roids roiot roist roodi roods roohi roosi roost roots rorid rorts roshi rosid rosis rossi rosso rosss rosto rosts rotho roths rotis roto- rotor rotos rotot rotti rotto s-bot s-iii s-o-r shddr shdtr shhhh shibi shidi shido shids shiho shihr shiri shiro shirr shirt shish shiso