-hou -ous bbbb bbbs bbhs bblb bbls bhhs bhil bhit bhoi bhot bhut bhuu bibb bibi bibl bibo bibs bihi bihl bihs bihu biis bili bill bilo bils bilt bilu bio- bioi biol bios biot biou bis- bish bisl biso biss bist bisu bith bito bits bitt bitu blbt blhs blio blis blit blls blob bloo blot blou blss blst blts blub blus blut bobb bobi bobo bobs bobu bohl boho bohs boht bohu boi- boii boil bois boit boiu boli boll bolo bols bolt bolu boob booh bool boos boot bosh bosi boso boss bost bosu botb both boti boto bots bott bouh boul bous bout bshs bsos bsts bths btob btss bttb btus bubb bubi bubo bubs bubu buhi buhl buho buhs buis buit buiu bulb buli bull buls bult bulu buol bush busi buss bust busu but- buti buto buts butt buus h-ii hbbs hbhs hbio hbit hbos hbss hbtl hbtu hhhh hhhs hhus hibi hibt hibu hihi hiho hiht hiil hiis hiit hiiu hili hill hilo hils hilt hilu hiob hisb hish hiss hist hiti hito hits hitt hlhs hlss hlul hobo hobs hohl hoho hoil hois hoit hol- holb holh holi holl holo hols holt holu hool hoos hoot hosh hoss host hotb hoth hoti hotl hoto hots hott hotu hout hshs hsls hsob hsts hths htoh htol hubb hubi hubl hubo hubs huhi huhs huhu huib huil huis huit huli hull huls hult hulu huos huot hush husi huso huss hust huth huti huto huts hutt hutu huub huus ibis ibos ibot ibss ibtb ibtl ibts ibus ihis ihit ihob ihss ihub ihuo iihl iiht iiii iiio iiis iiit iioi iioo iios iisi iist iisu iitt ilio ilis ilit ill- illi illo ills illt iloo ilos ilot ilts ilus ilut iobi ioii ioio ioit iolo iooi iooo ioos ioso iosu ioto ious isbl isbt ishi ishs isil isis isit isls iso- isol isos issh issi isso isss issu isth isti isto ists isuh isus itbs iths itil itis itll itoh itoi itol itoo itos itou itsi itso itsu itto iuiu iuss iust lbhs lbos lhbs lhhh lhhs lhss libo libs libu lih- lihi liho liht liii liis lilb lili lill lilo lils lilt lilu lio- lios lish lisi liso liss list lisu litb lith liti litl lito lits litt litu lius liut llbs llhs llll lloo lob- lobb lobh lobi lobo lobs lohi loho lohs lohu lois loit loiu loli loll lolo lols loob lool loos loot losh losi loso loss lost loth loti lotl loto lots lott louh loui loul lous lout louu lsbu lshs lsoh lsso lsts ltbl lths ltib ltsi lubs luhi luhu luis luit luli lull lulu luoh lush lusi luso luss lust luth luti luts obbo obhs obis obit obls oblu oboi obol obos obot obss obst obts obuh obus ohhi ohho ohhs ohio ohis ohob ohoh ohos ohso ohss ohto ohtu ohus oiii oils oios oist oisu oiti olbo olib olio olis olit olli ollo olos olot olsh olsi olst oltu oobi ooho oohs oolo oooh oooo ooos oosi oost ootb oots oous oshi osho oshs oshu osii osis osli oslo osoi osoo osos ossb ossi osso ossu osti osts osul otbs otho oths otis otit oto- otoh otoo otos otso otsu otti otto otts ottu otus oubs ouii ouis ouit ouls oulu oust out- outb outh outi outo outs ouu- s-ib s-ii s-os sbbs sbhs sbot sbsi sbst sbus shbs shbt shhh shhs shib shih shii shil shio shis shit shiu shl- shls shoo shos shot shou shts shub shui shul shus shut shuu sibi sibo sibs sibu sihi sihl sihs siht sihu siit sil- sili sill silo sils silt silu siol sios siot siou sish sisi siss sist sisu sit- sith siti sito sits sitt situ siui sius siut sl-i slhs slib slit slob sloh sloo slos slot slst slsu slts slub slut sobo sobs sobt sobu sohh sohl soho sohs sohu soil sois soit solh soli soll solo sols solt sool soos soot sosh sosi soso soss sost soth sotl soto sots sotu soul sous sout sshl sshs ssis ssit sslt ssot sssb sssh sssi ssss sstb ssth sstl ssts stbs sths stib stih stil stio stis stit stlh stlo stlt stob stol stoo stos stot stou stsi stss stub stul stus stut sub- subb subh subi subl subo subs suhb suhi suhl suho suio suis suit sul- sulh suli sull sulo sult sulu suoh suos sus- susi suso suss sust susu suti suto sutu suus tbbs tbhs tbil tbit tbst thbs thi- thil thio this thoo thos thot thou thss thtb thts thul thus tibi tibs tibu tiht tihu tiit tiiu tilh till tilo tils tilt tios tiou tisb tish tisi tiso tiss tist tith titi tito tits titt titu tlli tlos tobi tobo tobs tobt tobu tohi toho tohu toil tois toit tol- toli toll tolo tolt tolu tooh tool toos toot tosb tosh tosi toso toss tost tosu toth toti toto tots tott touh toui toul tous tout tshb tshi tshs tsis tsob tsoi tsol tsos tsou tssi tsst tsts tsui ttbb ttss tttt ttul tubb tubo tubs tubu tuhs tuht tuhu tuil tuis tuit tuiu tuli tull tulo tulu tuos tush tusi tuss tust tuti tutl tuto tuts tutt tutu tuuo ubbi ubbo ubii ubis ubit ubli ublo ubls ubos uhoh uhss uhti uhuh uist uits ulli ullo ulo- ulos ulti ulto ults ultt ulul ulus usbl usbs ushi usho ushs ushu usis uslu usoi usos ussb usss usst ussu ustb usti usto usts usui usul usus util utis utsl utti utto uttu uulu uusi uuuu