-ana aaaa aaab aaan aaar aaas aaba aabb aabt aana aara aars aart aasa aass aast aata aatt abaa abab abaj aban abar abas abat abb- abba abbb abbr abbs abbt abjs abra abrs abs- absa abss abta abts ajab ajan ajar ajas ajat ajba ajna ajss ana- anaa anab anan anar anas anat anba anbb anja anna annb anns annt ansa ant- anta antr ants antt arab aran arar aras arat arba arbs arja arna arns arnt arr- arra arrr arrs arrt ars- arsa arst arta artr arts asaa asab asan asar asas asat asba asja asra asrs assa assn assr asss asst asta astb astr asts at-t ataa atab atan atar atas atat atbs atna atns atra atrn atsb atst atta attn attr atts baaa baan baar baas baat baba babb babr babs baja bajs bana banj bann banr bans bant bar- bara barb barn barr bars bart basa bass bast bata batn bats batt bbas bbbb bbbs bnas bnrr bnss bnta brab braj bran bras brat brna brnj brns brrr brrs brsb brsr brst bsaa bsas bsat bsns bsra bsts btaa btan btrt btss bttb jaan jaar jaas jaba jabr jabs jaja jana jann jans jant jara jarr jars jart jasa jasn jass jast jats jbaa jbar jjar jrbr jsat jssr jsss jtar jtsb naaa naab naan naar naas naat naba nabs naja najr nan- nana nanb nann nans nant nara narn narr nars nart nas- nasa nasb nasr nass nast nata nats natt nbaa nbar nbas nbbj njaa njbs nnnn nnsa nnss nntn nrab nras nrna nrsa nrta nrts nsaa nsar nsna nsnr nsra nssa nssb nssr nsss nsts ntsb ntss nttr raab raaj raan raas raat raba rabb rabs raja rajs rana rann rans rant rara rarb rars rasa rass rast rata rats ratt rbbb rbbr rbbs rbss rbst rnas rnbr rnnt rras rrat rrna rrrr rsaa rsaj rsna rsnn rsnr rssa rsts rtan rtas rtns rtss rtts saab saaj saan saar saas saat saba sabb sabr sabs saja sana sanj sann sanr sans sant sara sarn sarr sars sart sasa sass sast sata satb satn satr sats satt sbaa sbar sbas sbbs sbsa sbst sbtn sjab sjrt snab snar snas snat snba snns snra snrs sntr sras srna srnn srta srtr ssaa ssab ssan ssas ssat ssbn ssbr ssns ssra ssrs sssa sssb ssss ssta sstb ssts stab staj stan star stas stat stbs stnn stnr stns stra strn strs stss sttr taa- taan taar taas taat taba tabb tabs tana tanj tann tans tant tara tarb tarn tarr tars tart tasa tasb tasr tass tast tata tatb tatr tats tatt tbar tbas tbbs tbrb tbst tbta tjan tjsj tnts traa trab tran tras trat trna trra trst trtr tsaa tsar tsat tsna tssa tssr tsst tsts ttab ttbb ttss tttt