-ana aaaa aaab aaam aaan aaas aaba aabb aabm aabt aama aamb aamn aams aana aasa aasm aass aast aata aatt abaa abab abam aban abas abat abb- abba abbb abbs abbt abma abmb abms abmt abs- absa abss abta abts amaa amam aman amas amat amb- amba ambn ambs amm- amma amns amnt amsa amsn amss amst amta amts ana- anaa anab anam anan anas anat anba anbb anma anna annb anns annt ansa ant- anta antm ants antt asaa asab asam asan asas asat asba asbm asma asmm asms asmt assa assn asss asst asta astb astm asts at-t ataa atab atan atas atat atbs atm- atma atms atna atns atsb atst atta attn atts baaa baam baan baas baat baba babb babm babs bama bamb bamm bamn bams bana bann bans bant basa bass bast bata batn bats batt bbas bbbb bbbs bmaa bman bmts bnas bnss bnta bntm bsaa bsam bsas bsat bsms bsmt bsns bssm bsts btaa btan btss bttb maaa maam maan maas maat maba mabs mama mams man- mana mann mans mant masa masn mass mast mata mats matt mbam mbas mbba mbbs mbms mbna mbta mmaa mmab mman mmas mmmm mmms mmst mmts mnaa mnam mnas mnba mnbb mntb mntn msaa msas msat msba msma msmb msmm msms mssa mssm msst msta msts mtaa mtab mtas mtbs mtna mtns mtnt mtsa mtss mtst mtts naaa naab naam naan naas naat naba nabs nama namb namm nams namt nan- nana nanb nann nans nant nas- nasa nasb nasm nass nast nata natm nats natt nbaa nbas nman nmnt nmtb nnmt nnnn nnsa nnss nntn nsaa nsbm nsmb nsna nssa nssb nsss nsts ntsb ntss nttm saab saam saan saas saat saba sabb sabs sam- sama samm samn sams samt sana sanm sann sans sant sasa sasm sass sast sata satb satn sats satt sbaa sbas sbbs sbma sbsa sbst sbtn smaa sman smas smat smba smsn smss smtn snab snam snas snat snba snns ssaa ssab ssam ssan ssas ssat ssbn ssns sssa sssb sssm ssss ssta sstb ssts stab stam stan stas stat stbs stms stmt stnn stns stsm stss taa- taan taas taat taba tabb tabs tama tamm tams tana tann tans tant tasa tasb tasm tass tast tata tatb tats tatt tbas tbbs tbst tbta tmaa tman tmnt tmsa tmtt tnts tsaa tsam tsat tsna tssa tssm tsst tstm tsts ttab ttbb ttma ttms ttss tttt