a-be aaaa aaab aaae aaam aaap aaav aaba aabb aabm aabp aabt aaea aaem aaep aaev aama aamb aame aamp aapa aapm aapt aata aatt aava abaa abab abae abam abap abat abb- abba abbb abbe abbt abee abet abma abmb abmt abpa abpm abpp abta abva abvp aeap aemt aeta aett aeva amaa amae amam amap amat amb- amba ambe amee amet amm- amma amme ampa ampe ampm ampt ampv amta amte amtp apam apap apat apba apea apem apep apet apev apma appa appt apta apte aptt aptv at-t ataa atab atae atap atat atea atee atem atep atm- atma atme atmp atta atte attp avab avat avea avma avva baaa baam baat baba babb babe babm bama bamb bame bamm bamp bapa bape bapp bapt bata bate batt bava bave bbbb bbeb bbet beam beap beat beav beba bebb bebe beeb beem beep beet bema beme beta bete bett betv bmaa bmep bmpt bpea btaa btbp bttb eaba eama eame eapp eata eate eave eavp ebam ebba eeea eeee eeta eete eeva emae emam emba embe emet emma emme empa empe empt emta emte emtp epaa epam epbm epee eppa eppp epta epte eptv etam etap etat etee etem etta ette evae evap evat evea evet maaa maam maap maat maba mabe maee maem maev mama mame mamp mapa mape mapp mata mate matt matv mava mbam mbav mbba mbta meap meat meav mebe meem meep meet mema meme mepe met- meta mete mett metv meva meve mmaa mmab mmap mmea mmmm mmpa mmpv mpaa mppe mppp mpta mptp mpva mtaa mtab mtap mtep mtpa mtva mvee mvet mvpa mvta paap paat paba pabt paea paep pam- pama pamb pame pamm pamp papa papb pape papp pata pate patt pava pave pbpa peab peap peat peba peep peet peev pemt pepa pepe peta pete pett pmaa pmat pmma pmmp pmpm pmve ppap ppbv ppmv pppa pppp ppta pptt pptv ptab ptmp pvem pvpa taa- taat taba tabb tabe taem tama tame tamm tamp tapa tape tapp tapt tata tatb tate tatt tatv tava tave tbta tbtp team teat teba teem teet teev tema teme temp tepa tepe tepp teta tete tett teva tmaa tmap tmep tmtt tpap tpmt tppa tppp tpte tptp ttab ttbb ttma tttt tvam tvma tvmt tvpa tvtv v-me vaat vama vame vamp vapa vapb vape vata vate vatt vava veat veba veep veet vema vemb vepe veta vete veve vmat vpat vtap vvpb vvvv