aaaa aaab aaam aaap aaba aabb aabm aabp aabt aama aamb aamo aamp aaoo aapa aapm aapo aapt aata aatt abaa abab abam abap abat abb- abba abbb abbo abbt abma abmb abmt aboa abob aboo abot abpa abpm abpp abta amaa amam amap amat amb- amba ambo amm- amma ammo amob amoo amot ampa ampm ampo ampt amta amto amtp aoba aoma aopo apam apao apap apat apba apma apo- apom apoo apop apot appa appt apta aptt at-t ataa atab atap atat atm- atma atmo atmp atob atom atop atot atta atto attp baaa baam baat baba babb babm babo bama bamb bamm bamp bapa bapp bapt bata bato batt bbbb bmaa bmop bmpt boab boat boba bobb bobo boma bomb bomp bomt boob boom boop boot bopa bopp bota botb boto bott bpot btaa btbp btob bttb maaa maam maap maat maba mabo mama mamo mamp mapa mapo mapp mata mato matt mbam mbba mbta mmaa mmab mmap mmmm mmpa moaa moab moam moap moat moba mobb mobo moma momo mooa moob moop moot mopa mopp mota motb motm moto mott mpaa mpao mppp mpta mptp mtaa mtab mtap mtbo mtoa mtom mtpa oama oamp obba obbo obot omam omao omap ombo omma omo- omoa omoo ompa ompt ooaa ooba ooma oooo ootb ootp opap opo- oppa oppo opto otap otma oto- otoo otpp otta otto paap paat paba pabt pam- pama pamb pamm pamo pamp papa papb papp pata pato patt pbpa pmaa pmat pmma pmmp pmpm pmpo poat poba pobo poma pomo pomp poop poot pop- popa popo popp popt pota poto pott ppap ppoa pppa pppo pppp ppta pptt ptab ptmp ptop t-mo taa- taat taba tabb tabo tama tamm tamo tamp taoa taom tapa tapo tapp tapt tata tatb tato tatt tbta tbtp tmaa tmap tmtt toab toam toat toba tobo tobt toma tomb tomm tomo tomp tomt tooa toom toot top- topa topo topp topt tota totm toto tott tpap tpmt tppa tppp tptp ttab ttbb ttma ttop tttt