a-be a-do a-ii aaaa aaab aaad aaae aaai aaba aabb aabd aabi aabt aada aade aadi aadt aaea aaib aaii aaoe aaoo aata aatt abaa abab abad abae abai abat abb- abba abbb abbe abbi abbo abbt abda abdi abdo abed abee abet abia abib abid abie abit aboa abob abod aboo abot abta adaa adab adad adae adai adao adat adba adbi adda addd adde addi addo adea adeb adee adeo adet adia adib adie adio adit adob adod adoe adoo adot adta aebi aede aedt aeio aeit aeta aeto aett aiai aiba aibo aida aidb aide aidi aidt aiea aiee aiet aiia aiib aiid aioi aita aite aiti aitt aoba aotd at-t ataa atab atad atae atai atat atdi atdt atea ated atee atei ateo atia atid atie atit atob atod atoe atoi atot atta atte atti atto ba-i baaa baad baat baba babb babe babi babo bada badb badd bade badi bado baed baia baib baid baie baio bait bata bate bati bato batt bbad bbbb bbdd bbdo bbeb bbet bdii bead beat beba bebb bebe bebi bebo beda bede bedi bedo beeb beed beet beia beit beo- beod beot beta bete beti beto bett biad biao biat biba bibb bibe bibi bibo bida bide bidi bido bieb bied biet bio- bioi biot bita bitd bite bito bitt boab boad boai boat boba bobb bobe bobi bobo boda bodb bode bodi bodo boea boee boeo boet boi- boid boie boii boit boob bood booe boot bota botb botd bote boti boto bott btaa btdt btie btob bttb d-bo daab daad daae daba dabb dabo dabt dada dade dadi dado daeb daia daid daie daio dait data date dati dato datt dbit dbtt dddd ddie ddot dead deae deba debe debi debt deda dedd dede dedi dedo deeb deed deet deid deie deit deta dete deto dia- diab diad diao diat diba dibb dibe dibo dida dide didi dido diea dieb died diet diii diot dita dite diti dito ditt doab doae doat doba dobb dobe dobi dod- doda dodd dode dodi dodo doea doid doit doob dood doot dota dotd dote doti doto dott dtaa dted dtot eaba eada eadb eadd eadi eata eate eati ebba ebbo ebed ebid ebit eboe eboo edad edda edde eddi eddo ede- edea edei edia edie edit edod edta eede eeea eeee eeta eete eiao eid- eide eidi eido eied eiei eita eitb eiti eito eode eota eotd eoto etai etat etee etio etoe etta ette etti etto i-be iaaa iaai iaat iaba iadb iadt iaea iaia iata iate iati ibad ibat ibdo ibea ibed ibet ibia ibid ibie ibot ibtb idad idae idat idbe idda iddo idea ided idee ideo idia idid idie idio idta ieat ieet ieie ieio ieta iett iida iide iied iiie iiii iiio iiit iioi iioo iita iitt ioba iobi iod- ioda iodd iode iodo ioee ioii ioio ioit iooi iooo iota iote ioto itaa itai itat itbe itdo itea itet itia itie itoi itoo itta itto o-eo oade oate obad obai obba obbo obdt obea obed obet obia obid obie obit oboe oboi obot obtd odai odbo odda oddd oddi odea oded odei odeo odet odia odie odio odoo odot oedo oeid oeta oeti oiba oido oiii oita oiti ooaa ooba oobe oobi ooda oodi ooia ooid oooo ootb otbd otea oted otee otit oto- otoe otoo otta otte otti otto taa- taat taba tabb tabe tabi tabo tada tade tado taia taio tait taoa tata tatb tate tati tato tatt tbit tbta tddb tead teat teba tebo teda tedd tede tedi teed teet teia teie teta tete teti teto tett tiaa tiab tiao tiba tibi tidd tide tie- tiea tied tiee tiei tieo tiet tiit tita tite titi tito titt toab toad toat toba tobe tobi tobo tobt toda todd tode todi todo todt toea toed toee toei toet toid toie toit tooa tood toot tota totd tote toti toto tott ttab ttbb tteo ttoe tttt