-ana a-ak aaaa aaab aaad aaan aaba aabb aabd aada aaka aana aand abaa abab abad abak aban abb- abba abbb abda adaa adab adad adak adan adba adda addd addn adna akaa akan akdn akka akna ana- anaa anab anad anak anan anba anbb and- anda ank- anka anna annb baaa baad baak baan baba babb bada badb badd bak- baka bana band bank bann bbad bbbb bbdd bdna d-na daab daad daan daba dabb dada daka dana dand dank dann dddd dkba dnaa dnab dnad dnan kaaa kaab kaak kaan kaba kabb kabd kad- kada kadd kaka kakk kakn kana kanb kand kann kbaa kbab kbad kbak kbba kbbb kbbd kbbk kbdb kbdn kbkb kbkk kbna kbnd kbnn kdaa kdab kdad kdak kdbb kdbn kddb kddd kddk kdka kdkb kdkd kdkk kdkn kdna kdnd kdnk kdnn kkaa kkan kkba kkbb kkbd kkbn kkda kkdd kkkk kknb kknd kknn knaa knab knan knba knbb knbn knda kndb kndd kndk kndn knkk knnb knnd knnk naaa naab naad naan naba nabk nada nadk naka nan- nana nanb nand nann nbaa nbad nbak ndaa ndak nddb ndna nndb nnnn