bbbb bblb bffl bfgf bftt bght bhff bhil bhit bhog bhoi bhot bibb bibi bibl bibo biff bifi bigb bigg bigo bigt bihi bihl bili bill bilo bilt bio- biog bioi biol biot bith bito bitt blbt blio blit blob blog bloo blot bobb bobi bobo boff bofh bogg bogh bogi bogo bogt bohl boho boht boi- boii boil boit bolg boli boll bolo bolt boob boof boog booh bool boot botb both boti boto bott btob bttb ffff ffii fftf fghi fhit fhlb fiff fifi fifo fift figg figl figo fiii fiil fili fill filo fiti fitt flig flii flit flob flog floo flot fltg fobt fofo fogg fogh fogi fogl fogo foil foli foll folo folt foof fool foot foth foti foto fott ft-l ftii ftlb gbbo ggbt ggfg gggg gghg ghib ghit ghll ghoi ghol gibb gibh giff gift gigg gigi gigo gilf gilg gili gill gilo gilt giog gioi gith gito glhf gli- glib glit glob glof glog gloh glot gobi gobl gobo goff gogh gogi gogo gohb goif goit golf goli goll golo golt goof goog gooi gool goot goth goti gotl goto gott gtfo h-ii hbio hbit hbtl hhgg hhhh hhof hibi hibt hiff hifh hifi hifo high higi higl higt hihi hiho hiht hiil hiit hili hill hilo hilt hiob hiti hito hitt hltf hobo hoff hogg hogh hogi hogl hogo hohl hoho hoif hoil hoit hol- holb holh holi holl holo holt hoof hool hoot hotb hoth hoti hotl hoto hott htgl htoh htol i-go ibfi ibot ibtb ibtl ifbb ifht ifil ifit ifto igbo ight igil igli iglo igoo igot ihit ihob iihl iiht iiii iiio iiit iioi iioo iitt ilio ilit ill- illi illo illt ilog iloo ilot iobi iogt ioii ioio ioit iolo ioof iooi iooo iotf ioto itgo itif itil itll itof itoh itoi itol itoo ittf itto lbgt lgbt lgfl lgth lhhh libo liff lifg lifl lifo lift ligg ligh ligi ligo lih- lihi liho liht liig liii lilb lilg lili lill lilo lilt lio- litb lith liti litl lito litt llll lloo lob- lobb lobh lobi lobo loff lofi loft log- logb logh logi logo lohi loho loif loit loli loll lolo loob loof lool loot loth loti lotl loto lott ltbf ltbl ltib obbo obit oboi obol obot off- offh offo ofgo ofit ogb oggi oghi oght ogli ogog ogoi ohhi ohho ohif ohio ohob ohoh ohto oigo oiii oiti olbo olib olig olio olit olli ollo olof olog olot oobi ooff ooho oolo oooh oooo ootb otho otif otit oto- otof otog otoh otoo otti otto tbil tbit tfot tgif thi- thif thig thil thio thof thog thoo thot thtb tibi tiff tifo tift tigh tigi tiht tiit tilh till tilo tilt tith titi tito titt tlli tobi tobo tobt toff tofi tofo toft togh togo togt tohi toho toil toit tol- toli toll tolo tolt toof tooh tool toot toth toti toto tott ttbb ttff tttt