a-ak a-ha aaaa aaab aaad aaaf aaah aaar aaba aabb aabd aabh aada aafa aafb aafd aaff aaha aahk aaka aara aard abaa abab abad abaf abak abar abb- abba abbb abbr abda abff abha abhr abra adaa adab adad adah adak adar adba adda addd addr adfa adha adhd adra afaa afad afak afar afdb affa afka afkr afr- afra ahab ahad ahah ahar ahfa ahha ahra ahrr akaa akah akar akha akka akr- akra arab arad araf arah arak arar arba arbh arda ardf arfa arfb arff arh- arka arkh arr- arra arrh arrk arrr baaa baad baaf baah baak baar baba babb babr bada badb badd badh badr baff baha bahr bak- baka bakh bakr bar- bara barb bard barf barh bark barr bbad bbbb bbdd bd-r bddh bhar bhff bhra brab brad braf brah brak brda brka brkb brrr daab daad daar daba dabb dada dafa daff daha daka dara darb dard darf dark darr dbar dddd dfaf dffa dfrf dhaa dhad dhak dhar dkba draa drab drad draf drak drar drba drda drra f--k faaa faad faah faba fabd fada fadd fafa faff faha fahd fahr fakh fara farb fard fark farr fbar ffar ffff ffrr fkab frab frad frak haab haad haaf haak haar haba hada hadf hadh hafb hafd haff haha haka hakk hara hard harf harh hark harr hbar hdbk hdda hdkf hdra hfba hhaa hhhh hkdf hkfa hrad kaaa kaab kaaf kaak kaar kaba kabb kabd kabf kabr kad- kada kadd kadf kadr kafa kaff kafr kaha kahr kaka kakh kakk kara karb kard karf kark karr kbaa kbab kbad kbak kbar kbba kbbb kbbd kbbf kbbk kbbr kbdb kbdf kbdr kbfb kbff kbfk kbfr kbhb kbhh kbhr kbkb kbkf kbkk kbkr kbra kbrb kbrd kbrf kbrh kbrk kdaa kdab kdad kdaf kdak kdar kdbb kdbr kddb kddd kddf kddk kddr kdfr kdka kdkb kdkd kdkk kdkr kdrb kdrf kfab kfar kfbk kfda kffa kffb kfff kffk kfka kfkb kfra kfrd kfrh kfrr khab khad khaf khak khar khbd khbr khdk khdr khfd khfr khhk khka khkk khkr khra khrd khrk khrr kkaa kkar kkba kkbb kkbd kkbr kkda kkdd kkfr kkha kkhb kkhh kkhk kkhr kkkk kkrb kkrf kkrh kkrk kkrr krab krad krah krak krar krba krbb krbd krbk krbr krda krdd krdr krfd krff krka krkd krkh krkk krkr krrb krrf krrk krrr raab raad raaf raak raba rabb rabk rada radd radh radr rafa raff raha rahr raka rakk rara rarb rarf rark rbaf rbbb rbbr rdfa rkkf rrad rrah rrrr