-ana aaaa aaab aaan aaar aaas aaav aaba aabb aabt aana aara aars aart aasa aass aast aata aatt aava abaa abab aban abar abas abat abb- abba abbb abbr abbs abbt abra abrs abs- absa abss abta abts abva ana- anaa anab anan anar anas anat anba anbb anna annb anns annt ansa ant- anta antr ants antt antv arab aran arar aras arat arba arbs arna arns arnt arr- arra arrr arrs arrt ars- arsa arst arta artr arts artv arva arvn asaa asab asan asar asas asat asba asra asrs assa assn assr asss asst asta astb astr asts astv asva asvs at-t ataa atab atan atar atas atat atbs atna atns atra atrn atsb atst atta attn attr atts atvs avab avan avar avas avat avra avst avva baaa baan baar baas baat baba babb babr babs bana bann banr bans bant bar- bara barb barn barr bars bart basa bass bast bata batn bats batt bava bbas bbbb bbbs bnas bnrr bnss bnta brab bran bras brat brav brna brns brrr brrs brsb brsr brst bsaa bsas bsat bsns bsra bsts bstv btaa btan btrt btss bttb n-tv naaa naab naan naar naas naat naba nabs nan- nana nanb nann nans nant nara narn narr nars nart nas- nasa nasb nasr nass nast nasv nata nats natt natv nava navr navs navv nbaa nbar nbas nnnn nnsa nnss nntn nnvt nrab nras nrna nrsa nrsv nrta nrts nsaa nsar nsna nsnr nsra nssa nssb nssr nsss nsts ntsb ntss nttr nttv nvss nvtv raab raan raas raat raba rabb rabs rana rann rans rant rara rarb rars rasa rass rast rata rats ratt rava rbbb rbbr rbbs rbss rbst rnas rnbr rnnt rras rrat rrna rrrr rsaa rsna rsnn rsnr rssa rsts rtan rtas rtns rtss rtts rtva s-vt saab saan saar saas saat saba sabb sabr sabs sana sann sanr sans sant sara sarn sarr sars sart sarv sasa sass sast sata satb satn satr sats satt sava savs sbaa sbar sbas sbbs sbsa sbst sbtn snab snar snas snat snav snba snns snra snrs sntr sntv sras srna srnn srta srtr srtv srvn ssaa ssab ssan ssas ssat ssbn ssbr ssns ssra ssrs sssa sssb ssss ssta sstb ssts st-v stab stan star stas stat stbs stnn stnr stns stra strn strs stss sttr stvs svan svar svns svtr taa- taan taar taas taat taba tabb tabs tana tann tans tant tara tarb tarn tarr tars tart tasa tasb tasr tass tast tata tatb tatr tats tatt tatv tava tavs tbar tbas tbbs tbrb tbst tbta tnts traa trab tran tras trat trav trna trra trst trtr trvs tsaa tsar tsat tsav tsna tssa tssr tsst tsts ttab ttbb ttss tttt tvbn tvbs tvnb tvrr tvsa tvsn tvss tvtv vaan vaar vaas vaat vabs vana vann vans vant vara varn varr vars vart vas- vasa vass vast vata vats vatt vava vavs vnav vran vras vrav vrba vrnn vrsa vsan vsta vtrs vvsb vvvv