a-be a-ha a-ii aaaa aaab aaac aaae aaah aaai aaba aabb aabc aabh aabi aabt aaca aacb aacc aace aach aaci aact aaea aaec aaha aaib aaic aaii aata aatc aatt abaa abab abac abae abai abat abb- abba abbb abbe abbi abbt abca abcb abcc abch abci abct abec abee abet abha abhi abia abib abic abie abit abta ac-t acaa acab acac acae acai acat acba acca accc acce acch acci acct ace- acea acec aceh acet acha ache achh achi acht aci- acia acic acie acta actc acte acth acti actt aeac aebi aecb aeci aect aeit aeta aetc aett ahab ahac ahah ahai ahat ahet ahha ahit ahta ahte ahti aiai aiba aica aicc aice aich aiea aiee aiet aiha aiia aiib aiic aita aite aith aiti aitt at-t ataa atab atac atae atai atat atca atcc atch atea atec atee atei atha athe athi atia atic atie atit atta atte atti ba-i baaa baah baat baba babb babe babi bac- baca bacc bace bach baci bact baha bahi baht baia baib baic baie bait bata batc bate bath bati batt bbbb bbch bbci bbeb bbet bcaa bcat bcbc bcca bccc bcci bcec bcet bche bcia bcie bcit bctc beah beat beba bebb bebe bebi beca bech beci beeb beet beia beic beit beta betc bete beth beti bett bhai bhat bhca bhcc bhet bhie bhit biat biba bibb bibe bibi bica bicc bice bich bici bieb biet biha bihe bihi bita bitc bite bith bitt btaa btcc btec btie bttb caaa caab caac caah caat caba cabe cabi cac- caca cacc cace cach caci caec caei caha cahe caht caia caib caic cait cat- cata catb catc cate cath cati catt cbac cbat cbbc cbca cbcc cbce cbct cbea cbec cbee cbet cbha cbia cbit cbta cbtc ccaa ccab ccac ccai ccat ccba ccbc ccca cccb cccc ccci ccee ccha cche ccic ccii cctb cctc cctt ceac ceat ceba cec- ceca cece ceci cect ceeb ceec cet- ceta cete ceti chaa chab chac chae chah chai chat chca chce chch chci chea cheb chec chee cheh chet chha chia chib chic chie chih chit chtt ciaa ciat ciba cibc cibe cibi cica cicc cich cici cict ciee ciht ciia ciii ciit cita citb cite cith citi citt ctab ctae ctba ctbi ctca ctec ctia ctic ctta eaba eabh eaca eacc each eaec eata eate eath eati ebac ebba ebbc ebcc ebic ebit ecaa ecac ecai ecat ecbc ecbe ecca eccb eccc ecce ecci ecct echa eche echt ecib ecit ect- ecta ectc ecth eeca eeea eeee eeta eetc eete eeth ehaa ehcc ehea eheh ehte eica eich eiec eiei eiha eita eitb eitc eith eiti etah etai etat etbc etcc etch etec etee eth- etha ethe etic etta ette etti h-ii haab haat haba habe habi habt hace haec haet haha haht haie hait hata hatb hate hath hati hatt hbic hbit hcat hcbc hcca hccb hccc hcch hchi heah heat hebb hebe hebi heca hech hect heeb heet hehe heia heic heie heih heit heta hete heth hett hhaa hhat hhhh hi-c hiaa hiab hiba hibi hibt hicc hice hich hiei hiet hihc hihe hihi hiht hiie hiit hita hitc hite hiti hitt htab htcc htea htet i-be iaaa iaac iaai iaat iaba iaca iacc iact iaea iaec iahc iaia iata iatc iate iati ibac ibat ibca ibea ibec ibeh ibet ibia ibie ibtb ibtc icaa icab icac icai icat icbc icca iccb iccc icci icct icea icec icee icet ichc iche ichi icta ieac ieat iecc ieet ieie ieta iett ihab ihba ihcc ihit ihtc iiac iica iiht iiie iiii iiit iita iitt itaa itac itai itat itbe itch itea itec itet itha ithc ithe itia itic itie itta taa- taat taba tabb tabc tabe tabi taca tacc tace tach taci tact taec taha tahe tahi taia tait tata tatb tate tath tati tatt tbca tbcb tbcc tbce tbit tbta tcca tccc tch- tcha tche tchh tchi tctc teac teat teba teca tech tect teec teet tehi teia teic teie teta tete teth teti tett thaa thae thai that thca thch the- thea theb thec thee thei thet thi- thia thic thie thtb tiaa tiab tiba tibi tica ticc tice tich tie- tiea tiee tiei tiet tiht tiit tita titc tite tith titi titt ttab ttbb tttt