bbbb bbch bbci bbeb bbet bbfc bcbc bccc bcci bcec bcet bcfc bche bcie bcit bcof bctc bebb bebe bebi bebo bech beci beeb beef beet befe beff befo beft beic beit beo- beof beot betc bete beth beti beto bett bftt bhcc bhet bhff bhie bhit bhoi bhot bibb bibe bibi bibo bicc bice bich bici bico bieb bief biet biff bifi bihe bihi bio- bioc bioi biot bitc bite bith bito bitt bobb bobe bobi bobo boce boch boco boec boee boef boeo boet bofe boff bofh boho boht boi- boie boii boit boob booc booe boof booh boot botb bote both boti boto bott btcc btec btfc btie btob bttb c-bo cbbc cbcc cbce cbct cbec cbee cbef cbet cbfb cbfc cbit cbot cbtc cbtf ccbc cccb cccc cccf ccci ccee ccfc ccff ccfi cche ccic ccii ccob ccoc cctb cctc cctt cec- cece ceci ceco cect ceeb ceec cef- cefc cet- cete ceti ceto cfbc cfbt cfcb cfcf cfco cffb cfit cftc cfte cfth chce chch chci cheb chec chee chef cheh chet chfc chfi chib chic chie chif chih chit choc choh choi choo chto chtt cibc cibe cibi cibo cicc cich cici cico cict ciee cife ciff ciht ciii ciit ciob citb cite citf cith citi cito citt cobb cobe cobh cobi cobo coce coch coco coct cofc cofe coff cofi coft coho coif coit coob coof cooh coot cotb cotc cote coth coti coto cott ctbi ctcf ctec ctfc ctfo ctic ctot ebbc ebbo ebcc ebfc ebic ebit eboe eboo ecbc ecbe eccb eccc ecce ecci ecco ecct ecef ecfc eche echo echt ecib ecit eco- ecot ect- ectc ectf ecth ecto eeee eefe eeoc eetc eete eeth efco efeo efet effi efic efit eft- ehcc eheh ehte eich eico eiec eiei eiho eitb eitc eith eiti eito eotc eoto etbc etcc etch etco etec etee etfb etfc etfe eth- ethe etho etic etio etoe etoh ette etti etto fccf fcch fcic fcii fcot fcto febo fece fech fect feeb feet fefc fefe feff fefi fefo feie feio feit feof feoh fete feth feti fett ffcc ffee ffff ffii fftf fhci fhit fibe ficc fice fich fico fict fiec fief fifc fife fiff fifi fifo fift fiii fioe fitc fite fiti fitt fobt foce foch foci foco fofo foie foof foot fote foth foti foto fott ft-c ftfc ftii h-ii hbfc hbic hbio hbit hboc hcbc hccb hccc hcch hcfc hchi hebb hebe hebi hebo hech hect heeb heef heet hefe heft hehe heho heic heie heif heih heit hete heth heto hett hfce hhhh hhof hi-c hibi hibt hicc hice hich hico hiei hiet hiff hifh hifi hifo hihc hihe hihi hiho hiht hiie hiit hiob hioc hitc hite hiti hito hitt hobe hobo hoce hoch hoei hofe hoff hohe hoho hoie hoif hoit hooe hoof hoot hotb hote hoth hoti hoto hott htcc htet htfc htoh i-be ibec ibeh ibet ibfi ibie ibot ibtb ibtc icbc iccb iccc iccf icci icco icct icec icee icef icet icfb ichc iche ichi icho icoc iecc ieet ieie ieio ieoh ietf iett ifbb ifco ifhe ifht ific ifit ifto ihcc ihit ihob ihtc iiht iiie iiii iiio iiit iioi iioo iitt iobi ioci ioee iofc ioii ioio ioit ioof iooi iooo iote iotf ioto itbe itch itec itet ithc ithe itic itie itif itof itoh itoi itoo ittf itto o-eo obbo obec obet obie obit oboe oboi obot ocbc occc occi occt oce ocee ocef ocet oche ochi ocht oct- octe octi octo oec- oecc oeec oeti off- offc offe offh offo ofit ohbe ohcc ohee ohhi ohho ohif ohio ohob ohoh ohte ohto oici oiii oitc oiti oobe oobi ooff ooho oooh oooo ootb otee otfc othe otho otic otif otit oto- otoe otof otoh otoo otte otti otto tbcb tbcc tbce tbit tccc tcfc tch- tche tchh tchi tcho tctc tebo tech teco tect teec teef teet tefc teff tefi teft tehi teho teic teie teoh tete teth teti teto tett tfeb tfec tfot tftc thch the- theb thec thee thef thei theo thet thi- thic thie thif thio thoe thof thoo thot thtb tibi ticc tice tich tico tie- tiee tief tiei tieo tiet tiff tifo tift tiht tiit titc tite tith titi tito titt tobe tobi tobo tobt toce toch toci toco toee toeh toei toet toff tofi tofo toft tohi toho toie toit toof tooh toot totc tote toth toti toto tott ttbb tteo ttfc ttff ttoe tttt