-ana a-ha aaaa aaab aaaf aaah aaan aaar aaba aabb aabh aabt aafa aafb aaff aaha aana aara aart aata aatf aatt abaa abab abaf aban abar abat abb- abba abbb abbr abbt abff abha abhr abra abta afaa afan afar afat affa afft afr- afra afta aftn ahab ahah ahar ahat ahfa ahha ahra ahrr ahta ana- anaa anab anah anan anar anat anba anbb anfa anha anna annb annt ant- anta anth antr antt arab araf arah aran arar arat arba arbh arfa arfb arff arft arh- arna arnt arr- arra arrh arrr arrt arta arth artr at-t ataa atab atan atar atat atfb atha atna atra atrn atta attn attr baaa baaf baah baan baar baat baba babb babr baff baft baha bahn bahr baht bana banh bann banr bant bar- bara barb barf barh barn barr bart bata batf bath batn batt bbbb bbfn bfta bftt bhan bhar bhat bhff bhra bhrt bnrr bnta brab braf brah bran brat brna brrr btaa btaf btan btrt bttb faaa faah faan faba fafa faff faha fahn fahr fana fant fara farb farr fart fata fatf fath fatt fbar ffar ffff ffrr fftf fnar fnta fntb frab fran frat frta ftan haab haaf haan haar haat haba habt hafb haff haft haha hahn haht hana hann hant hara harf harh harn harr hart hata hatb hath hatt hbar hfba hhaa hhat hhhh hnat hnna hntb hntr hran hrta hrtb htab htan htra httr naaa naab naan naar naat naba nabf nafa naff naha nahf nahr naht nan- nana nanb nann nant nara narf narh narn narr nart nata nath natt nbaa nbaf nbar nbfa nfaa nfat nfff nfra nfta nhnn nhra nnnn nntn nrab nrna nrta nthn ntht nttr raab raaf raan raat raba rabb rafa raff raft raha rahn rahr raht rana rann rant rara rarb rarf rata ratf rath ratt rbaf rbbb rbbr rnaf rnbr rnnt rrah rrat rrna rrrr rtan rtbf rtfb taa- taaf taan taar taat taba tabb tafa taff taft taha tahn tahr tana tanh tann tant tara tarb tarf tarn tarr tart tata tatb tath tatr tatt tbaf tbar tbnf tbrb tbta thaa than thar that thnt thra thtb thtr traa trab traf tran trat trfr trna trra trtr ttab ttbb ttfa ttff ttfn tttt