bbbb bbci bbeb bbet bcbc bcbg bccc bcci bcec bcet bcie bcit bctc bebb bebe bebi beci beck beeb beeg beek beet begg begi beic beik beit beke beki betc bete beti bett bibb bibe bibi bicc bice bicg bici bick bieb biet bigb bigc bige bigg bigt bike bitc bite bitt btcc btec btek btie bttb cbbc cbcc cbce cbct cbec cbee cbet cbgb cbit cbkg cbtc ccbc cccb cccc ccci ccee ccgc ccgt ccic ccii cctb cctc cctt cec- cece ceci cect ceeb ceec cege ceke cet- cete ceti cgcc cgcg cibc cibe cibi cicc cici cict ciee cigi ciii ciit citb cite citg citi citt ckbc ckbe ckbi ckck cktb ctbi ctec ctge ctic ebbc ebcc ebic ebit ecbc ecbe eccb eccc ecce ecci ecct ecib ecig ecit ect- ectc eeee eeke eetc eete egbe egcc egcg egec egee eggb egge eggi egte egtk eick eiec eiei eige eigg eike eiki eitb eitc eiti ekeb ekek eket ekki etbc etcc etec etee etic etik ette etti gc-c gcbc gccc gcet gcic gcii gctc gebe gebi gece geck geek geet gege gegg geic geie geig geit geki getb gete getg geti getk gett ggbt gggg gibb gibe gick giet gige gigg gigi gite i-be ibec ibeg ibet ibge ibie ibtb ibtc icbc iccb iccc icci icct icec icee icet icgc icke iecc ieet ieie iett igbc igcc iget igkc iiie iiii iiit iitt ikee ikig ikki itbe itec itek itet itgc itic itie k-ci kbbb kbbc kbbe kbbg kbbi kbbk kbbt kbcb kbce kbci kbck kbct kbeb kbec kbee kbek kbet kbgb kbge kbgg kbgt kbib kbic kbie kbig kbik kbit kbkb kbkg kbkk kbtb kbtc kbte kbtk kbtt kcbc kcbi kcbk kccb kccc kcci kcck kcct kceb kcec kcee kceg kcei kcet kcgc kcgi kcic kcie kcii kcit kckc kckk kctb kctc kcte kcti kebb kebc kebe kebi kebt kecg keck keek keet kege kegg kegi kegk keib keig keii keik kekb kekc keke keki ket- ketc kete keti ketk kett kgbb kgbc kgbt kgcb kgcc kgce kgeb kgec kget kggg kggi kgtk kibb kibc kibe kibg kibi kibt kicb kicc kice kicg kick kict kigc kiic kiii kiik kiit kikc kiki kikk kikt kitc kite kitg kiti kitt kkbb kkbe kkbg kkbi kkbt kkcb kkci kkck kkct kkeg kkgb kkic kkik kkit kkkk kktc kktk ktbb ktbc ktbg ktbt ktcc ktce ktck ktec ktee kteg ktek ktge ktgg ktib ktic ktie ktig ktik ktkb ktkc ktke ktkk ktkt kttc kttg ktti kttk kttt tbcb tbcc tbce tbit tccc tctc teck tect teec teek teet tegg tegi tegt teic teie teke tete teti tett tgcc tgtc tibi ticc tice tick tie- tiee tiei tiet tige tigi tiit tike tiki titc tite titi titt tkkg ttbb ttkg tttt