-vac a-be a-ii a-iv aaaa aaab aaac aaae aaai aaav aaba aabb aabc aabi aabt aaca aacb aacc aace aaci aaco aact aacv aaea aaec aaev aaib aaic aaii aaoe aaoo aata aatc aatt aava abaa abab abac abae abai abat abb- abba abbb abbe abbi abbo abbt abca abcb abcc abci abct abec abee abet abia abib abic abie abit aboa abob aboo abot abov abta abva ac-t acaa acab acac acae acai acat acba acca accc acce acci acco acct ace- acea acec acet acev aci- acia acic acie acoa acoe acot acta actc acte acti acto actt actv acvv aeac aebi aecb aeci aect aeio aeit aeta aetc aeto aett aeva aiai aiba aibo aica aicc aice aiea aiee aiet aiia aiib aiic aioc aioi aita aite aiti aitt aiva aoba aoca aoce aotc at-t ataa atab atac atae atai atat atca atcc atco atea atec atee atei ateo atia atic atie atit atob atoc atoe atoi atot atta atte atti atto atvi avab avao avat avcc avce avco avea avec aveo avia avic avie avio avit aviv avot avva avvo ba-i baaa baat baba babb babe babi babo bac- baca bacc bace baci baco bact baia baib baic baie baio bait bata batc bate bati bato batt bava bave bavi bbbb bbci bbeb bbet bcaa bcat bcbc bcca bccc bcci bcec bcet bcia bcie bcit bctc bcvo beat beav beba bebb bebe bebi bebo beca beci beeb beet beia beic beit beo- beot beta betc bete beti beto bett betv bevo biao biat biba bibb bibe bibi bibo bica bicc bice bici bico bieb biet bio- bioc bioi biot bita bitc bite bito bitt bive bivi boab boac boai boat boba bobb bobe bobi bobo boca boce boco boea boec boee boeo boet boi- boie boii boit boob booc booe boot bota botb bote boti boto bott bova bove bovi bovo btaa btcc btec btie btob bttb btvi c-bo caaa caab caac caat caba cabe cabi cabo cac- caca cacc cace caci caco caec caei caia caib caic caio cait caoi cat- cata catb catc cate cati cato catt catv cava cave cavi cavo cbac cbat cbbc cbca cbcc cbce cbct cbea cbec cbee cbet cbia cbit cbot cbta cbtc cbtv cbva cbvb cbve ccaa ccab ccac ccai ccat ccba ccbc ccca cccb cccc ccci cccv ccee ccic ccii cciv ccob ccoc cctb cctc cctt cctv ccvi ccvo ceac ceat ceba cec- ceca cece ceci ceco cect ceeb ceec cet- ceta cete ceti ceto cetv ceva cevo ciaa ciao ciat ciba cibc cibe cibi cibo cica cicc cici cico cict ciee ciia ciii ciit ciob cita citb cite citi cito citt citv civa civc cive civo coai coat coba cobb cobe cobi cobo coca coce coco coct coia coit coob coot cota cotb cotc cote coti coto cott cova cove covo ctab ctae ctba ctbi ctca ctec ctia ctic ctot ctta ctvo ctvt cvac cvca cvcc cvet cvii cvte eaba eaca eacc eaec eata eate eati eave ebac ebba ebbc ebbo ebcc ebic ebit eboe eboo ecaa ecac ecai ecao ecat ecbc ecbe ecca eccb eccc ecce ecci ecco ecct ecib ecit eco- ecot ect- ecta ectc ecto ectv eeca eeea eeee eeoc eeta eetc eete eeva eiao eica eico eiec eiei eita eitb eitc eiti eito eota eotc eoto etai etat etbc etcc etco etec etee etic etio etoe etta ette etti etto etvo evac evae evat evea evet evia evie evoe evoo i-be iaaa iaac iaai iaat iaba iaca iacc iact iaea iaec iaia iata iatc iate iati iava ibac ibat ibca ibea ibec ibet ibia ibie ibot ibtb ibtc icaa icab icac icai icao icat icbc icca iccb iccc icci icco icct icea icec icee icet icoc icta ictv ieac ieat iecc ieet ieie ieio ieta iett ietv ieva iiac iica iiie iiii iiio iiit iioi iioo iita iitt ioba iobi ioci ioee ioii ioio ioit iooi iooo iota iote ioto itaa itac itai itat itbe itea itec itet itia itic itie itoi itoo itta itto ivai ivao ivbv ivea ivec ivic ivie o-eo oaic oate obai obba obbo obea obec obet obia obie obit oboe oboi obot obvi ocab ocac ocat ocbc occa occc occi occt oce ocee ocet oct- octa octe octi octo oec- oeca oecc oeec oeta oeti oiav oiba oici oiii oita oitc oiti ooaa ooba oobe oobi ooia oooo ootb otac otea otee otic otit oto- otoe otoo otov otta otte otti otto ovee ovet ovi- ovie ovo- ovoo ovot taa- taat taba tabb tabc tabe tabi tabo taca tacc tace taci taco tact tacv taec taia taio tait taoa tata tatb tate tati tato tatt tatv tava tave tavi tavo tbca tbcb tbcc tbce tbit tbta tbvi tcca tccc tcov tctc teac teat teba tebo teca teco tect teec teet teev teia teic teie teta tete teti teto tett teva tiaa tiab tiao tiba tibi tica ticc tice tico tie- tiea tiee tiei tieo tiet tiit tita titc tite titi tito titt tiva tivi tivo toab toat toba tobe tobi tobo tobt toca toce toci toco toea toee toei toet toie toit tooa toot tota totc tote toti toto tott tova tove tovo ttab ttbb tteo ttoe tttt tvac tvtv vaat vaca vace vaco vaia vaie vaio vait vata vate vati vato vatt vava vbcc vcat vcbi vcci veat veba vecc veci veet veia veie veii veit veta vete veti veto veve vevi vevo viae vibe vic- vica vice vici vico vict viet viii vita vite viti vito vitt viva vive vivi vivo voat voca voce voei voet voia voic voie voio voit vooc voot vota vote voto vt-i vtac vtec vvob vvvv