a-ak aaaa aaab aaam aaap aaba aabb aabm aabp aaka aama aamb aamp aapa aapm abaa abab abak abam abap abb- abba abbb abma abmb abpa abpm abpp akaa akam akap akka amaa amam amap amb- amba amka amm- amma ampa ampk ampm apak apam apap apba apma appa baaa baak baam baba babb babm bak- baka bama bamb bamm bamp bapa bapp bbbb bmaa kaaa kaab kaak kaam kaap kaba kabb kaka kakk kakm kam- kama kamb kamm kamp kap- kapa kapp kbaa kbab kbak kbam kbap kbba kbbb kbbk kbbm kbkb kbkk kbmb kbmp kbpa kbpk kkaa kkam kkap kkba kkbb kkkk kkma kkmk kkmp kkpk kmak kmam kmap kmkk kmmk kmmm kmpa kmpb kpak kpam kpba kpbb kpbm kpkk kpmb kpmp kppk kppp maaa maak maam maap maba maka mama mamp mapa mapp mbam mbba mkak mmaa mmab mmap mmmm mmpa mpaa mppp paak paap paba paka pam- pama pamb pamm pamp papa papb papp pbpa pbpk pmaa pmma pmmp pmpm ppap pppa pppp