bbbb bbbs bbhs bblb bbls bbwr bbws bhhs bhil bhir bhit bhoi bhor bhot bhrt bibb bibi bibl bibo bibs bihi bihl bihs biis bili bill bilo bils bilt bio- bioi biol bios biot birb biri birl biro birr birs birt bis- bish bisl biso biss bist bith bito bits bitt biw- blbt blhs blio blir blis blit blls blob bloo blot blow blss blst blts blw- bobb bobi bobo bobs bobw bohl boho bohr bohs boht bohw boi- boii boil bois boit boli boll bolo bols bolt boob booh bool boor boos boot boow bor- borh bori boro borr bors bort borw bosh bosi boso boss bost botb both boti boto bots bott botw bowi bowl bowr bows bowt brhs brih bril brio bris brit brls brob broh brol broo bror bros brot brow brrr brrs brsb brsr brst bshs bsos bsts bths btob btor btrt btss bttb btwo bwhs h-ii hbbs hbhs hbio hbit hbos hbrs hbss hbtl hhhh hhhs hibi hibt hihi hiho hiht hiil hiis hiit hili hill hilo hils hilt hiob hiri hiro hirs hirt hisb hish hiss hist hiti hito hits hitt hiwi hlhs hlss hlsw hobo hobs hohl hoho hoil hoir hois hoit hol- holb holh holi holl holo hols holt holw hool hoor hoos hoot hori horl horo horr hors hort horw hosh hoss host hotb hoth hoti hotl hoto hotr hots hott hotw howh howi howl howr hows howt hrbl hrhs hrib hrit hrob hros hrso hrtb hshs hsls hsob hsts hths htoh htol httr hwts ibis ibos ibot ibri ibro ibss ibtb ibtl ibts ihis ihit ihob ihss iihl iiht iiii iiio iiis iiit iioi iioo iios iirs iisi iisr iist iitr iitt iiwi ilio ilir ilis ilit ill- illi illo ills illt iloo ilos ilot ilow ilts iobi ioii ioio ioit iolo iooi iooo ioos iori iors ioso ioto irhs iri- iril irio iris irlb irob iroh irri irrs irti irts isbl isbt ishi ishr ishs isil isis isit isls iso- isol isor isos isri issh issi isso issr isss isth isti isto istr ists itbs iths itil itis itll itoh itoi itol itoo itor itos itri itrs itsi itso itto iwho iwil iwis iwiw lbhs lblr lbos lbrs lbrt lhbs lhhh lhhs lhor lhss libo libr libs lih- lihi liho liht liii liir liis lilb lili lill lilo lils lilt lio- lior lios liri lirl liro lirr lirs lirt lish lisi liso liss list litb lith liti litl lito litr lits litt llbs llhs llll lloo lob- lobb lobh lobi lobo lobs lohi loho lohr lohs loir lois loit loli loll lolo lols loob lool loor loos loot lori loro lors losh losi loso loss lost loth loti lotl loto lotr lots lott lowb lowh lowi lowl lowr lows lowt loww lrhs lroi lrrr lrst lrts ls-r lshs lsoh lsso lssr lsts ltbl lthr lths ltib ltrs ltsi ltsr lttr lwbt lwhs lwoo lwow obbo obhs obis obit obls oboi obol obor obos obot obrh obri obro obsr obss obst obts ohhi ohho ohhs ohio ohis ohob ohoh ohos ohow ohso ohss ohto oiii oils oios oirt oist oiti olbo olib olio olis olit olli ollo olor olos olot olsh olsi olst oobi ooho oohs oolo oooh oooo ooos oort oosi oost ootb oots ootw orbb orbi orbo orbs orhs ori- oril orio oris orit orlo oro- oror oros orot orri orro orrs orsi orso orth orto orts orwo oshi osho oshs osii osis osli oslo osoi osoo osor osos osow osro ossb ossi osso osti ostr osts otbs otho othr oths otis otit oto- otoh otoo otor otos otow otro otrs otso otti otto otts otwo owir owli owls owlt owoh owow owt- owth owtt rbbb rbbr rbbs rbhs rbis rboh rbsl rbss rbst rhhs rhib rhio rhiw rhli rhls rhob rhoh rhos rhwl rib- ribo ribs riho rihs riht riis rill rilo riol rios riot riri rirs rish risi riso riss rist rith riti ritl rito rits ritt riwo rlls rlsh rob- robb robi robo robs robt rohl rohr rohs roil roio roir rois roit roll rolo rolt roob rooi rool roor roos root rori roro rort rosh rosi roso ross rost roth roti rotl roto rotr rots rott rowb rowh rowi rowl rowr rows rowt roww rrhs rrrr rsbi rshs rsis rsos rssl rsts rths rtls rtlt rtss rtts s-ib s-ii s-os sbbs sbhs sbor sbot sbsi sbst sbwr shbs shbt shhh shhs shib shih shii shil shio shir shis shit shl- shls shlw shoo shor shos shot show shri shrs shts shwr sibi sibo sibs sihi sihl sihr sihs siht siit sil- sili sill silo sils silt siol sior sios siot siri siro sirr sirs sirt sish sisi siss sist sit- sith siti sito sits sitt siwi sl-i slhs slib slir slit slob sloh sloo slos slot slow slrs slst slts sobo sobr sobs sobt sohh sohl soho sohs soil soir sois soit solh soli soll solo solr sols solt sool soor soos soot sorb sorh sori soro sorr sors sort sosh sosi soso soss sost soth sotl soto sots sotw sowi sowl sowr sows sowt srhs srib sris sros srtr ssbr sshl sshs ssis ssit sslt ssot ssri ssrl ssrs sssb sssh sssi ssss sstb ssth sstl ssts ssws stbs sths stib stih stil stio stir stis stit stlh stlo stlt stob stol stoo stor stos stot stow stri stro strs stsi stss sttr swbs swbw swhs swir swis swit swob swoo swor swot swow swrl swss swth swts tbbs tbhs tbil tbit tbrb tbst thbs thi- thil thio thir this thoo thor thos thot thow thri thro thrw thsr thss thtb thtr thts tibi tibs tiht tiit tilh till tilo tilr tils tilt tios tirb tiri tirl tiro tirr tirs tisb tish tisi tiso tiss tist tith titi tito tits titt tiwi tlli tlos tlrs tobi tobo tobs tobt tohi toho toil tois toit tol- toli toll tolo tolt tooh tool toor toos toot tori toro torr tors tort tosb tosh tosi