-ana a-ak aaaa aaab aaan aaar aaba aabb aabt aaka aana aara aart aata aatk aatt abaa abab abak aban abar abat abb- abba abbb abbr abbt abra abta akaa akan akar akka akna akr- akra ana- anaa anab anak anan anar anat anba anbb ank- anka anna annb annt ant- anta antr antt arab arak aran arar arat arba arka arna arnk arnt arr- arra arrk arrr arrt arta artr at-t ataa atab atak atan atar atat atka atkt atna atra atrk atrn atta attn attr baaa baak baan baar baat baba babb babr bak- baka bakr bakt bana bank bann banr bant bar- bara barb bark barn barr bart bata batn batt bbbb bnrr bnta brab brak bran brat brka brkb brna brrr btaa btan btrt bttb kaaa kaab kaak kaan kaar kaat kaba kabb kabr kaka kakk kakn kakt kana kanb kann kant kara karb kark karn karr kart kat- kata katb katk katn katr katt kbaa kbab kbak kbar kbat kbba kbbb kbbk kbbr kbbt kbkb kbkk kbkr kbna kbnn kbnr kbra kbrb kbrk kbrn kbrt kbta kbtb kbtk kbtn kbtr kbtt kkaa kkan kkar kkat kkba kkbb kkbn kkbr kkbt kkkk kknb kknn kknt kkrb kkrk kkrn kkrr kkrt kktk knaa knab knan knar knat knba knbb knbn knbr knbt knkk knkt knnb knnk knnr knrb knrk kntk kntn kntr krab krak kran krar krat krba krbb krbk krbr krbt krka krkk krkn krkr krna krnb krnk krnn krnt krrb krrk krrn krrr krrt krta krtk krtn krtr ktaa ktak ktan ktar ktat ktba ktbb ktbn ktbr ktbt ktkb ktkk ktkn ktkr ktkt ktna ktnk ktnn ktnt ktrb ktrk ktrn ktrr ktrt kttk kttn kttr kttt naaa naab naan naar naat naba nabk naka nan- nana nanb nann nant nara nark narn narr nart nata natt nbaa nbak nbar nknt nktr nnnn nntn nrab nrna nrta nttr raab raak raan raat raba rabb rabk raka rakk rakt rana rank rann rant rara rarb rark rata ratk ratt rbbb rbbr rnbr rnnt rrat rrna rrrr rtan rtkn taa- taan taar taat taba tabb taka takk takt tana tank tann tant tara tarb tark tarn tarr tart tata tatb tatr tatt tbar tbrb tbta traa trab trak tran trat trna trra trtr ttab ttbb tttt