-vac a-ha aaaa aaac aaae aaah aaav aaca aacc aace aach aaco aact aacv aaea aaec aaev aaha aaoe aaoo aata aatc aatt aava ac-t acaa acac acae acat acca accc acce acch acco acct ace- acea acec aceh acet acev acha ache achh acho acht acoa acoe acoh acot acta actc acte acth acto actt actv acvv aeac aect aeta aetc aeto aett aeva ahac ahah ahat ahet ahha ahoa ahoe ahot ahta ahte ahto ahva aoah aoca aoce aotc at-t ataa atac atae atat atca atcc atch atco atea atec atee ateo atha athe atho atoc atoe atot atta atte atto avao avat avcc avce avco avea avec aveh aveo avot avva avvo caaa caac caah caat cac- caca cacc cace cach caco caec caha cahe caht cat- cata catc cate cath cato catt catv cava cave cavo ccaa ccac ccat ccca cccc cccv ccee ccha cche ccoc cctc cctt cctv ccvo ceac ceat cec- ceca cece ceco cect ceec cet- ceta cete ceto cetv ceva cevo chaa chac chae chah chao chat chav chca chce chch chea chec chee cheh chet chev chha choc choh choo chov chto chtt chtv chvo coat coca coce coch coco coct coha coho cooh coot cota cotc cote coth coto cott cova cove covo ctae ctca ctec ctot ctta ctvo ctvt cvac cvca cvcc cvet cvte eaca eacc each eaec eata eate eath eave ecaa ecac ecao ecat ecca eccc ecce ecco ecct echa eche echo echt eco- ecot ect- ecta ectc ecth ecto ectv eeca eeea eeee eeoc eeta eetc eete eeth eeva ehaa ehav ehcc ehea eheh ehte eota eotc eoto etah etat etcc etch etco etec etee eth- etha ethe etho etoe etoh etta ette etto etvo evac evae evah evat evea evet evoe evoo haat hace haco haec haet haha haho haht hata hate hath hato hatt hava have hcat hcca hccc hcch hctv heah heat heca hech hect heet hehe heho heta hete heth heto hett heve hevt hhaa hhat hhhh hoac hoat hoca hoce hoch hoha hohe hoho hooe hoot hota hote hoth hoto hott hova hove htcc htea htet htoh hvac hvat hvcc o-eo oahe oate oath ocac ocat occa occc occt oce ocee ocet ocha oche ocht oct- octa octe octo oec- oeca oecc oeec oeta ohcc ohee ohho ohoh ohta ohte ohto ooaa ooha ooho oooh oooo otac otea otee otha othe otho oto- otoe otoh otoo otov otta otte otto ovee ovet ovo- ovoo ovot taa- taat taca tacc tace tach taco tact tacv taec taha tahe taho taoa tata tate tath tato tatt tatv tava tave tavo tcca tccc tch- tcha tche tchh tcho tcov tctc teac teat teca tech teco tect teec teet teev teho teoh teta tete teth teto tett teva thaa thae thao that thca thch the- thea thec thee theo thet thoe thoo thot toat toca toce toch toco toea toee toeh toet toho tooa tooh toot tota totc tote toth toto tott tova tove tovo tteo ttoe tttt tvac tvtv vaat vaca vace vach vaco vahe vaho vata vate vath vato vatt vava vcat vche veat vecc vech veet veho veht veoh veta vete veth veto veve vevo vhhh voat voca voce voet voho vooc voot vota vote voth voto vtac vtec vvvv