-vac a-ak a-be a-ok aaaa aaab aaac aaae aaam aaav aaba aabb aabc aabm aaca aacb aacc aace aack aacm aaco aacv aaea aaec aaem aaev aaka aake aama aamb aamc aame aamo aaoe aaoo aava abaa abab abac abae abak abam abb- abba abbb abbe abbo abca abcb abcc abec abee abma abmb abmc aboa abob abok aboo abov abva acaa acab acac acae acba acca accc acce accm acco ace- acea acec acek acem acev acke acma acmc acme acmv acoa acoe acom acvv aeac aecb aeka aeom aeva akaa akae akam akao akca akee akka akko akok akom amaa amac amae amam amb- amba ambe ambo amca amcc amco amec amee amka amm- amma amme ammo amob amoc amok amoo aoba aoca aoce aoma avab avao avcc avce avco avea avec aveo avma avva avvo baaa baak baam baba babb babe babm babo bac- baca bacc bace back baco baek bak- baka bake bako bama bamb bamc bame bamm bava bave bbbb bbcm bbeb bcaa bcam bcbc bcca bccc bccm bcec bcma bcvo beak beam beav beba bebb bebe bebo beca beck beeb beek beem beka beke beko bema beme beo- beok bevo bmaa bmce bmoc bmvc boab boac boak boba bobb bobe bobo boca boce bock bocm boco boea boec boee boeo boka boke boko boma bomb bome boob booc booe book boom bova bove bovo c-bo caaa caab caac caam caba cabe cabo cac- caca cacc cace cack cacm caco caec caem caka cake cama camb camc came camk camm camo cava cave cavo cbac cbbc cbca cbcc cbce cbcm cbea cbec cbee cbka cbkm cbko cbme cbva cbvb cbve ccaa ccab ccac ccam ccba ccbc ccca cccb cccc cccm cccv ccee cckm ccma ccmb ccmc ccmm ccob ccoc ccom ccvo ceac ceba cec- ceca cece cecm ceco ceeb ceec ceem ceke cema cemb ceme cemm ceva cevo ckac ckbc ckbe ckck ckcm ckco ckcv ckem ckmo ckoa ckob ckoc ckom ckoo ckvo cmaa cmac cmba cmbc cmcc cmcv cmea cmec cmmb cmmc cmoc coak coba cobb cobe cobo coca coce cock coco cok- coka coke coko com- coma comb comc come comm como coob cook coom cova cove covo cvac cvca cvcc eaba eaca eacc eaec eama eame eaom eave ebac ebam ebba ebbc ebbo ebcc eboe eboo ecaa ecac ecam ecao ecbc ecbe ecca eccb eccc ecce eccm ecco ecem ecka ecko ecma eco- eeca eeea eeee eeka eeke eemo eeoc eeva eka- ekab ekam ekco ekeb ekek ekka ekma ekoa emac emae emam emba embe embo emcc emco emek emma emme eoka evac evae evea evoe evoo evvk kaaa kaab kaak kaam kaba kabb kabc kabe kabo kacb kacc kace kaco kacv kaeo kaka kakc kake kakk kakm kako kam- kama kamb kamc kame kamm kamo kaoa kaoc kaok kava kavb kave kavo kavv kbaa kbab kbac kbae kbak kbam kbba kbbb kbbc kbbe kbbk kbbm kbbo kbca kbcb kbce kbck kbco kbeb kbec kbee kbek kbeo kbev kbkb kbkk kbko kbkv kbmb kbmc kbme kbmo kboa kbob kboc kboe kbok kboo kbov kbva kbvb kbvc kbvm kbvo kcaa kcab kcac kcam kcav kcba kcbc kcbk kcca kccb kccc kcck kccv kcea kceb kcec kcee kceo kckc kckk kckm kcko kckv kcmb kcmc kcme kcmk kcmm kcmo kcob kcoe kcom kcvk kcvm kcvo kcvv kea- keak keam keba kebb kebc kebe keca keck keco keek keem keka kekb kekc keke keko kema kemb kemc keme kemm kemo keok keom keva keve kkaa kkac kkam kkba kkbb kkbe kkbo kkcb kkck kkcm kkco kkea kkkk kkma kkmc kkmk kkmo kkmv kkoa kkob kkoo kkov kkvm kkvv kmac kmae kmak kmam kmav kmbc kmca kmcb kmcc kmce kmcm kmco kmea kmem kmeo kmke kmkk kmko kmkv kmme kmmk kmmm kmmo kmoa kmob kmoc kmoe kmok kmom kmov kmva kmvc kmve kmvk koab koac koae koak koba kobb kobc kobe kobk kobo koca kocb kock kocm koea koka kokb kokc koke kokk koko koma komb komc kome komo koob kooc kook kooo koov kova kovc kove kovk kovo kvab kvak kvam kvbc kvcb kvcc kvce kvck kvco kvcv kvea kvec kvma kvmc kvmo kvmv kvoa kvob kvoc kvoe kvok kvom kvoo kvov kvvv maaa maac maak maam maba mabe mabo mac- maca macb macc mace mack maco maee maem maeo maev maka make mako mama mamc mame mamo maoc mava mavo mbac mbam mbav mbba mbca mcaa mcac mcba mcbc mcca mccc mccv mckk mcmc mcmv mcve meak meav mebe mebo mec- meca mecc mece meck meco meek meem meka meke meko mema memc meme memo meoc meok meva meve mkak mmaa mmab mmac mmcc mmcm mmcv mmea mmmc mmmm moaa moab moac moam moba mobb mobe mobo moca mock moco moea moev moka moke moko moma mome momo mooa moob mooc mooe mook moov mova move mvac mvca mvcc mvee o-eo oake oama obak obba obbo obea obec obkb oboe obok ocab ocac ocak ocam ocbc occa occc oce ocee ocke ocma ocom oec- oeca oecc oeec oeme okak okam okka okko okmo okok okom omac omak omam omao ombe ombo omca omee omeo omma omo- omoa omoe omoo omov ooaa ooak ooba oobe ooma oome oooo ovee ovo- ovoo v-me vaca vace vack vaco vaka vake vama vame vamo vava vbcc veak veba vecc veck veka veke vema vemb veve vevo vmac vmca vmcc vmcv vmmc voca voce vocm voka voke vome vooc voom vovk vvob vvvv