-ana a-ak aaaa aaab aaam aaan aaas aaba aabb aabm aaka aama aamb aamn aams aana aasa aasm aass abaa abab abak abam aban abas abb- abba abbb abbs abma abmb abms abs- absa abss akaa akam akan akas akka akna aksa amaa amam aman amas amb- amba ambn ambs amka amm- amma amns amsa amsn amss ana- anaa anab anak anam anan anas anba anbb ank- anka anma anna annb anns ansa asaa asab asak asam asan asas asba asbm aska asks asma asmm asms assa assk assn asss baaa baak baam baan baas baba babb babm babs bak- baka baks bama bamb bamm bamn bams bana bank bann bans basa bask bass bbas bbbb bbbs bmaa bman bnas bnss bsaa bsam bsas bsms bsns bssm kaaa kaab kaak kaam kaan kaas kaba kabb kaka kakk kakm kakn kaks kam- kama kamb kamm kamn kams kana kanb kanm kann kans kas- kasa kasb kask kasm kasn kass kbaa kbab kbak kbam kbas kbba kbbb kbbk kbbm kbbs kbkb kbkk kbmb kbms kbna kbnn kbsa kbsb kbsk kbsm kbsn kbss kkaa kkam kkan kkba kkbb kkbn kkbs kkkk kkma kkmk kkms kknb kknm kknn kkns kksa kksm kksn kkss kmak kmam kman kmas kmbs kmkk kmks kmmk kmmm kmms kmna kmnb kmns kmsa kmsb kmss knaa knab knam knan knas knba knbb knbn knkk knmb knnb knnk knns knsa knsb knsk knsm knsn knss ksab ksak ksam ksan ksas ksba ksbn ksbs kska kskb kskk kskn ksks ksma ksmb ksmm ksmn ksms ksna ksnb ksnk ksnm ksnn ksns kssa kssm kssn ksss maaa maak maam maan maas maba mabs maka maks mama mams man- mana mank mann mans masa mask masn mass mbam mbas mbba mbbs mbms mbna mkak mkks mknk mksm mmaa mmab mman mmas mmmm mmms mnaa mnam mnas mnba mnbb msaa msas msba msma msmb msmm msms mssa mssm naaa naab naam naan naas naba nabk nabs naka naks nama namb namm nams nan- nana nanb nann nans nas- nasa nasb nask nasm nass nbaa nbak nbas nkam nman nnnn nnsa nnss nsaa nsbm nskk nsmb nsna nssa nssb nsss saab saak saam saan saas saba sabb sabs saka sakb sakk saks sam- sama samm samn sams sana sank sanm sann sans sasa sask sasm sass sbaa sbas sbbs sbma sbsa skab skan skn- skss smaa smak sman smas smba smkb smsn smss snab snak snam snas snba snkm snns ssaa ssab ssam ssan ssas ssbn ssns sssa sssb sssm ssss