-vac a-be aaaa aaab aaac aaae aaam aaav aaba aabb aabc aabm aabt aaca aacb aacc aace aacm aact aacu aacv aaea aaec aaem aaev aama aamb aamc aame aata aatc aatt aava abaa abab abac abae abam abat abau abb- abba abbb abbe abbt abca abcb abcc abct abec abee abet abma abmb abmc abmt abta abtu abua abue abum abut abva ac-t acaa acab acac acae acat acba acca accc acce accm acct accu ace- acea acec acem acet acev acma acmc acme acmu acmv acta actc acte actt actu actv acu- acue acum acut acvv aeac aecb aect aemt aeta aetc aett aeva amaa amac amae amam amat amb- amba ambe ambu amca amcc amec amee amet ameu amm- amma amme ammu amta amtc amte amua amum at-t ataa atab atac atae atat atca atcc atea atec atee atem atm- atma atme atmu atta atte attu atua atub atuc atum auaa aube auca auce auct auma aut- aute auve avab avat avcc avce avea avec aveu avma avva baaa baam baat baba babb babe babm babu bac- baca bacc bace bact bama bamb bamc bame bamm bamu bata batc bate batt batu bau- baum bava bave bavu bbau bbbb bbcm bbeb bbet bcaa bcam bcat bcbc bcca bccc bccm bcec bcet bcma bctc bcuc beam beat beau beav beba bebb bebe beca becu beeb beem beet bema beme bemu beta betc bete bett betu betv bmaa bmce bmtc bmvc btaa btcc btec bttb buat buba bubb bube bubu buca bucc buce bucu buea buem bueu bum- buma bumb but- buta bute butt buve caaa caab caac caam caat caba cabe cabu cac- caca cacc cace cacm caec caem caeu cama camb camc came camm camt cat- cata catb catc cate catm catt catu catv cauc caum caut cava cave cavu cbac cbat cbbc cbca cbcc cbce cbcm cbct cbcu cbea cbec cbee cbet cbme cbta cbtc cbtv cbva cbvb cbve ccaa ccab ccac ccam ccat ccba ccbc ccca cccb cccc cccm cccu cccv ccee ccma ccmb ccmc ccmm cctb cctc cctt cctv ccuc ccut ceac ceat ceba cebu cec- ceca cece cecm cect ceeb ceec ceem cema cemb ceme cemm cemu cet- ceta cete cetv ceva cmaa cmac cmba cmbc cmcc cmcv cmea cmec cmmb cmmc cmta cmtc cmtu cmtv ctab ctae ctba ctca ctec ctma ctta ctvt cuau cub- cuba cubb cube cuca cucc cuce cucm cum- cuma cume cumt cut- cuta cutc cute cutt cutv cuve cvac cvca cvcc cvet cvte eaba eaca eacc eaec eama eame eata eate eave ebac ebam ebba ebbc ebcc ecaa ecac ecam ecat ecbc ecbe ecca eccb eccc ecce eccm ecct ecem ecma ect- ecta ectc ectv ecua eeca eeea eeee eeta eetc eete eetu eeva emac emae emam emba embe emcc emet emeu emma emme emmu emta emte etam etat etbc etcc etec etee etem etta ette ettu etua euba eubc eumc evac evae evat evea evet maaa maac maam maat maba mabe mabu mac- maca macb macc mace mact macu maee maem maev mama mamc mame mamu mata matc mate matt matu matv maua maum maut mava mbac mbam mbav mbba mbca mbta mcaa mcac mcat mcba mcbc mcca mccc mccv mcmc mcmt mcmv mctc mctu mctv mcve meat meav mebe mec- meca mecc mece meem meet mema memc meme memu met- meta mete mett metu metv meum meva meve mmaa mmab mmac mmcc mmcm mmct mmcv mmea mmmc mmmm mtaa mtab mtac mtbc mtuc mtva mtvu muac mube muc- mucc muce mucu muee muet muma mume mumm mumu muta mute mutt mutu mutv muut muva muve mvac mvca mvcc mvee mvet mvta taa- taat taba tabb tabc tabe tabu taca tacc tace tact tacv taec taem tama tamc tame tamm tamu tata tatb tate tatt tatu tatv taua taub tauc taue taum taut tava tave tbca tbcb tbcc tbce tbta tcam tcca tccc tccu tctc teac team teat teba tebu teca tect teec teem teet teev tema teme temu teta tete tett tetu teut teva tmaa tmac tmbc tmca tmcc tmcm tmtt ttab ttbb ttma tttt tuae tuam tuat tuba tubb tube tubu tuca tucc tuet tuma tumb tume tumu tuta tute tutt tutu tuum tuva tvac tvam tvma tvmt tvtv uabc uaca uamc uata uatu uatv uaua ubac ubba ubbe ubet ucam ucat ucav ucbc ucca ucea ucmc uctv ucua ucut ueba umaa umac umav umb- umba umbe umec umet umma umtv umut utac utau utec utmb uttu uuta uuuu uv-a uv-b uv-c uvaa uvac uvae uvat uvea uvvu v-me vaat vaca vace vama vame vata vate vatt vatu vaut vava vbcc vcat veat veau veba vecc veet vema vemb veta vete veve vmac vmat vmca vmcc vmcv vmmc vtac vtec vuca vumc vume vutv vvvv