-ana a-ak aaaa aaab aaad aaan aaap aaba aabb aabd aabp aada aaka aana aand aanp aapa abaa abab abad abak aban abap abb- abba abbb abda abpa abpd abpn abpp adaa adab adad adak adan adap adba adda addd addn adna adnp adp- akaa akan akap akdn akka akna ana- anaa anab anad anak anan anap anba anbb and- anda ank- anka anna annb anp- anpa anpp apak apan apap apba apda apdd apna appa appd baaa baad baak baan baba babb bada badb badd bak- baka bana band bank bann banp bapa bapp bbad bbbb bbdd bdna bnpp bpda d-na daab daad daan daap daba dabb dabp dada daka dana dand dank dann dapa dapp dbpd dddd dkba dnaa dnab dnad dnan dnap dpaa dppa kaaa kaab kaak kaan kaap kaba kabb kabd kad- kada kadd kaka kakk kakn kana kanb kand kann kanp kap- kapa kapn kapp kbaa kbab kbad kbak kbap kbba kbbb kbbd kbbk kbdb kbdn kbkb kbkk kbna kbnd kbnn kbnp kbpa kbpk kbpn kdaa kdab kdad kdak kdap kdbb kdbn kddb kddd kddk kdka kdkb kdkd kdkk kdkn kdna kdnd kdnk kdnn kkaa kkan kkap kkba kkbb kkbd kkbn kkda kkdd kkkk kknb kknd kknn kkpk kkpn knaa knab knan knap knba knbb knbn knda kndb kndd kndk kndn kndp knkk knnb knnd knnk knpa knpb kpad kpak kpan kpba kpbb kpbd kpda kpdb kpkk kpnd kpnp kppd kppk kppp naaa naab naad naan naba nabk nada nadk nadp naka nan- nana nanb nand nann nanp napa napb napp nbaa nbad nbak nbap nbpa nbpp ndaa ndak nddb ndna ndnp ndpd nkpa nndb nnnn npap npda nppa nppd paak paan paap paba pada padd paka pan- pana pand pank pann papa papb papp pban pbpa pbpk pdpa pdpn pkan pkna pnkd pnkp pnpp ppad ppan ppap ppdk pppa pppd pppn pppp