a-ak aaaa aaab aaad aaar aaba aabb aabd aada aaka aara aard abaa abab abad abaj abak abar abb- abba abbb abbr abda abra adaa adab adad adak adar adba adda addd addr adja adra ajab ajak ajar ajba ajka akaa akar akka akr- akra arab arad arak arar arba arda arja arka arr- arra arrk arrr baaa baad baak baar baba babb babr bada badb badd badr baja bak- baka bakr bar- bara barb bard bark barr bbad bbbb bbdd bd-j bd-r brab brad braj brak brda brka brkb brrr daab daad daar daba dabb dada daja daka dara darb dard darj dark darr dbar dddd dkba draa drab drad drak drar drba drda drra jaak jaar jaba jabr jada jaja jaka jara jark jarr jbaa jbar jjad jjar jrbr kaaa kaab kaak kaar kaba kabb kabd kabr kad- kada kadd kadr kaja kajb kajk kajr kaka kakj kakk kara karb kard karj kark karr kbaa kbab kbad kbak kbar kbba kbbb kbbd kbbk kbbr kbdb kbdr kbja kbjd kbjk kbkb kbkk kbkr kbra kbrb kbrd kbrj kbrk kdaa kdab kdad kdak kdar kdbb kdbr kddb kddd kddk kddr kdjr kdka kdkb kdkd kdkk kdkr kdrb kjaa kjak kjbb kjbr kjjd kjjj kjjk kjjr kjkj kjkk kjrb kkaa kkar kkba kkbb kkbd kkbj kkbr kkda kkdd kkdj kkjb kkjd kkjk kkkj kkkk kkrb kkrk kkrr krab krad kraj krak krar krba krbb krbd krbk krbr krda krdd krdr krjb krjk krka krkd krkk krkr krrb krrk krrr raab raad raaj raak raba rabb rabk rada radd radr raja raka rakk rara rarb rark rbbb rbbr rjdj rrad rrrr