bbbb bbbs bbdd bbdo bbhs bd-r bddh bdhs bdii bdos bdsd bhhs bhir bhit bhoi bhor bhot bhrt bibb bibi bibo bibs bidi bido bidr bids bihi bihs biis bio- bioi bios biot birb bird biri biro birr birs birt bis- bisd bish biso biss bist bitd bith bito bits bitt bobb bobi bobo bobs bodb bodh bodi bodo bods bohd boho bohr bohs boht boi- boid boii bois boit boob bood booh boor boos boot bor- bord borh bori boro borr bors bort bosh bosi boso boss bost botb botd both boti boto bots bott brdo brds brdt brhs brid brih brio bris brit brob brod broh broo bror bros brot brrr brrs brsb brsr brst bsbd bshs bsod bsos bsrd bssd bsts btdt bths btob btor btrt btss bttb d-bo dbhs dbit dbos dbrs dbss dbtt dddd ddot ddss ddts dhis dhod dhor dibb dibo dibs didi dido dids diii diis dior dios diot dird dirr dirs dirt dis- disd dish disi diso diss dist dith diti dito dits ditt dobb dobi dobs dod- dodd dodi dodo dods dohr dohs doid dois doit doob dood door doos doot dord dori doro dorr dors dort dosh dosi doso doss dost dotd doth doti doto dots dott drhs drib drih drit drob drod droh drot drrs dsdr dshs dsos dsri dsrr dssi dsst dsto dsts dthd dtor dtot dtss h-ii hbbs hbds hbhs hbio hbit hbos hbrs hbss hdhs hdod hdos hdri hdss hdtt hhds hhhh hhhs hibi hibt hidi hids hihi hiho hiht hiis hiit hiob hird hiri hiro hirs hirt hisb hisd hish hiss hist hiti hito hits hitt hobo hobs hodh hodi hodr hods hoho hoid hoir hois hoit hood hoor hoos hoot hord hori horo horr hors hort hosh hoss host hotb hotd hoth hoti hoto hotr hots hott hrhs hrib hrid hrit hrob hrod hros hrso hrtb hshs hsob hsts hths htoh httr ibdo ibid ibis ibos ibot ibrd ibri ibro ibss ibtb ibts iddo idid idio idir idis idos idro idso idss idts ihdr ihis ihit ihob ihrd ihss iiht iiii iiio iiis iiit iioi iioo iios iirs iisd iisi iisr iist iitr iitt iobi iod- iodd iodo ioii ioio ioit iooi iooo ioos iori iors ioso ioto irdo irds irhs iri- irid irio iris irob irod iroh irri irrs irti irts isbd isbt isdb isds ishi ishr ishs isis isit iso- isor isos isri issh issi isso issr isss istd isth isti isto istr ists itbs itdo iths itis itoh itoi itoo itor itos itri itrs itsi itso itto obbo obdt obhs obid obis obit oboi obor obos obot obrh obri obro obsd obsr obss obst obtd obts odbo oddd oddi odds odio odir odis odoh odoo odor odos odot odso odts ohhi ohho ohhs ohid ohio ohis ohob ohoh ohos ohso ohss ohto oido oids oiii 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