a-be a-do a-ha aaaa aaab aaac aaad aaae aaah aaba aabb aabc aabd aabh aabt aaca aacb aacc aacd aace aach aaco aact aada aadc aade aadt aaea aaec aaha aaoe aaoo aata aatc aatt abaa abab abac abad abae abat abb- abba abbb abbe abbo abbt abca abcb abcc abcd abch abct abda abdo abec abed abee abet abha abho aboa abob abod aboh aboo abot abta ac-t acaa acab acac acad acae acat acba acca accc accd acce acch acco acct acda acdb acdc acde acdt ace- acea acec aced aceh acet acha ache achh acho acht acoa acod acoe acoh acot acta actc acte acth acto actt adaa adab adac adad adae adah adao adat adba adbc adcc adda addc addd adde addo adea adeb adee adeh adeo adet adha adhd adho adob adoc adod adoe adoo adot adta aeac aecb aect aede aedt aeta aetc aeto aett ahab ahac ahad ahah ahat ahed ahet ahha ahoa ahod ahoe ahot ahta ahte ahto aoah aoba aoca aoce aodh aotc aotd at-t ataa atab atac atad atae atat atca atcc atch atco atdt atea atec ated atee ateo atha athe atho atob atoc atod atoe atot atta atte atto baaa baad baah baat baba babb babe babo bac- baca bacc bace bach baco bact bada badb badd bade badh bado baed baha baho baht baoh bata batc bate bath bato batt bbad bbbb bbch bbdd bbdo bbeb bbet bcaa bcat bcbc bcca bccc bcda bcde bcec bcet bchd bche bctc bdbc bddc bddh bead beah beat beba bebb bebe bebo beca bech beda bede bedo beeb beed beet beo- beod beot beta betc bete beth beto bett bhao bhat bhca bhcc bhet bhot boab boac boad boat boba bobb bobe bobo boca boce boch boco boda bodb bode bodh bodo boea boec boee boeo boet boha bohd boho boht boob booc bood booe booh boot bota botb botd bote both boto bott btaa btcc btdt btec btob bttb c-bo c-cd caaa caab caac caah caat caba cabe cabo cac- caca cacc cace cach caco cada cadc cadd cade cado caec caha cahe caht caod cat- cata catb catc catd cate cath cato catt cbac cbat cbbc cbca cbcc cbce cbct cbdb cbdc cbdo cbea cbec cbee cbet cbha cbot cbta cbtc ccaa ccab ccac ccad ccat ccba ccbc ccca cccb cccc ccdc ccdh cced ccee ccha cche ccob ccoc ccod cctb cctc cctt cd-e cdaa cdac cdad cdba cdda cddb cdec cdot ceac cead ceat ceba cec- ceca cece ceco cect ceda cedd cede cedo cedt ceeb ceec cet- ceta cete ceto chaa chab chac chad chae chah chao chat chca chce chch chea cheb chec ched chee cheh chet chha choc chod choh choo chto chtt coad coat coba cobb cobe cobh cobo coca coce coch coco coct coda codd code coed coha coho coob cood cooh coot cota cotb cotc cote coth coto cott ctab ctae ctba ctca ctec ctot ctta d-bo daab daad daae daba dabb dabo dabt daca dace dact dada dade dado daeb daha dahe data date dato datt dbcc dbtt dcbc dcca dccb dccc dcct dcdb dche dctc dddd ddoc ddot deac dead deae deba debe debt dec- deca decc decd dece deco dect deda dedd dede dedo deeb deed deet deha deta dete deth deto dhaa dhad dhao dhat dhec dhed dhee dhod doab doae doat doba dobb dobe doca doce doch doco doct dod- doda dodd dode dodo doea doha dohc doob dood doot dota dotd dote doth doto dott dtaa dtac dtcc dted dthd dtot eaba eabh eaca eacc each eada eadb eadd eaec eata eate eath ebac ebba ebbc ebbo ebcc ebed eboe eboo ecaa ecac ecad ecao ecat ecbc ecbe ecca eccb eccc ecce ecco ecct ecdc eced echa eche echo echt eco- ecod ecot ect- ecta ectc ecth ecto edac edad edah edca edda eddc edde eddo ede- edea edeh edoc edod edta eeca eede eeea eeee eeoc eeta eetc eete eeth ehaa ehcc ehdd ehea eheh ehte eocd eode eota eotc eotd eoto etah etat etbc etcc etch etco etec etee eth- etha ethe etho etoe etoh etta ette etto haab haad haat haba habe habo habt hace haco hada hade hadh haec haed haet haha haho haht hata hatb hate hath hato hatt hbcd hboc hcat hcbc hcca hccb hccc hcch hdca hdda hdoc hdod hdtt head heah heat hebb hebe hebo heca hech hect heda hedd hede hedo heeb heed heet hehe heho heta hete heth heto hett hhaa hhat hhhh hoac hoad hoat hoba hobe hobo hoca hoce hoch hoda hode hodh hoed hoha hohe hoho hood hooe hoot hota hotb hotd hote hoth hoto hott htab htcc htea htet htoh o-eo oade oahe oate oath obad obba obbo obdt obea obec obed obet oboe obot obtd ocab ocac ocad ocat ocbc occa occc occt oce oced ocee ocet ocha oche ocht oct- octa octe octo odac odah odbo odda oddd odea oded odeo odet odoh odoo odot oec- oeca oecc oedo oeec oeta ohad ohba ohbe ohcc ohed ohee ohho ohob ohoh ohta ohte ohto ooaa ooba oobe ooda ooha ooho oooh oooo ootb otac otbd otcd otea oted otee otha othe otho oto- otoe otoh otoo otta otte otto taa- taat taba tabb tabc tabe tabo taca tacc tace tach taco tact tada tade tado taec taha tahe taho taoa tata tatb tate tath tato tatt tbca tbcb tbcc tbcd tbce tbta tcad tcca tccc tcdd tch- tcha tche tchh tcho tctc tdac tddb teac tead teat teba tebo teca tech teco tect teda tedd tede teec teed teet teho teoh teta tete teth teto tett thaa thad thae thao that thca thch the- thea theb thec thed thee theo thet thoe thoo thot thtb toab toad toat toba tobe tobo tobt toca toce toch toco toda todd tode todo todt toea toed toee toeh toet toho tooa tood tooh toot tota totc totd tote toth toto tott ttab ttbb