a-ii aaaa aaab aaad aaai aaar aaas aaba aabb aabd aabi aabt aada aadi aads aadt aadu aaib aaii aais aara aard aari aars aart aaru aasa aasd aasi aass aast aasu aata aatt aaus abaa abab abad abai abar abas abat abau abb- abba abbb abbi abbr abbs abbt abda abdi abdu abia abib abid abir abis abit abiu abra abri abrs abs- absa absd absi abss absu abta abts abtu abua abud abus abut adaa adab adad adai adar adas adat adba adbi adda addd addi addr adds addu adia adib adir adis adit adra adrs adsa adsi adsr adss adst adta adts adua adub adur aiai aias aiba aida aidb aidi aidr aids aidt aidu aiia aiib aiid aiir aira aird airi airs airt aisa aisb aisd aisi aisr aist aita aiti aitr aits aitt aitu aiud aiui arab arad arai arar aras arat arau arba arbi arbs arda ardi ards ardu aria arib arid arii aris arit arr- arra arri arrr arrs arrt arru ars- arsa arsd arsi arst arsu arta arti artr arts arua arub arud arui arut asaa asab asad asai asar asas asat asau asba asbu asda asds asia asii asir asis asit asra asrs asru assa assd assi assr asss asst assu asta astb asti astr asts asub asud asui asur asus at-t ataa atab atad atai atar atas atat atbs atdi atdt atia atid atis atit atiu atra atri atru atsb atsi atst atta atti attr atts attu atua atub atur atus auaa audi auis aur- aura aurd auri ausa ausd aust ausu aut- auts ba-i baaa baad baar baas baat baba babb babi babr babs babu bada badb badd badi badr bads badu baia baib baid bair bais bait bar- bara barb bard bari barr bars bart baru basa basi bass bast basu bata bati bats batt batu bau- baud baur bbad bbas bbau bbbb bbbs bbdd bd-r bdii bdsd biad biar bias biat biba bibb bibi bibs bida bidi bidr bids bidu biis bira birb bird biri birr birs birt biru bis- bisa bisd biss bist bisu bita bitd bits bitt bitu brab brad brai bras brat brau brda brds brdt bria brid bris brit brrr brrs brsb brsr brst brud brus brut bsaa bsas bsat bsbd bsra bsrd bssd bsts btaa btdt btrt btss bttb btus buad buar buat buba bubb bubi bubs bubu buda budb budd budi buds budu buid buir buis buit buiu bur- bura burb burd buri burr burs burt buru busa busi buss bust busu but- buta buti buts butt buus daab daad daar daas daau daba dabb dabs dabt dabu dada dadi dads dadu daia daid dair dais dait dara darb dard dari darr dars dart daru dasa dasb dasd dasi dass dast data dati datr dats datt datu daub daud daur daus daut dbar dbas dbit dbrs dbsa dbss dbtt dbus dddd ddss ddts ddub dia- diab diad diar dias diat diba dibb dibs dida didi dids didu diii diis dira dird dirr dirs dirt dis- disa disd disi diss dist dita diti dits ditt dius draa drab drad drar dras drat drau drba drda drib drit drra drrs drsa drua drub drui drus drut druu dsba dsda dsdr dsri dsrr dssa dssi dsst dsts dtaa dtss duaa duab duad duar duas duat dub- duba dubb dubs dubu duda dudd duds dudu duid duir duis duit dura duri durt duru dusa dusi dust duta duts duur duut iaaa iaai iaas iaat iaba iadb iadt iaia iais iara iars iart iaru iasa iasi iasr iata iati ibad ibar ibas ibat ibia ibid ibis ibra ibrd ibri ibsa ibss ibtb ibts ibus idad idar idas idat idda idia idid idir idis idra idsa idss idta idts idub idus iias iida iiii iiis iiit iira iirs iisd iisi iisr iist iisu iita iitr iitt irad irai irar iras irda irds iri- iria irid iris irra irri irrs irsa irta irti irts irus is-a isad isai isar isas isat isba isbd isbt isda isdb isds isia isis isit isra isri issa issi issr isss issu ista istd isti istr ists isua isus itaa itai itar itas itat itbs itia itis itra itri itrs itsa itsi itsu itta itur iuds iuiu iura iusd iuss iust raab raad raas raat raba rabb rabi rabs rabu rada radd radr rads radt radu raia raid raii rair rais rait raiu rara rarb rari rars rasa rasd rasi rass rast rasu rata rati rats ratt ratu raua raub raud raus raut rbbb rbbr rbbs rbds rbis rbsd rbss rbst rdas riaa riab riad riai rias riat riau rib- riba ribs ribu rida ridd ridi rids riia riis riri rirs risa risd risi riss rist risu rita riti rits ritt ritu rius rrad rras rrat rrrr rsaa rsai rsbi rsdd rsds rsid rsis rssa rsts rstu rsua rtai rtas rtdt rtss rtts ruad ruas ruba rubb rubi rubs rubu ruda rudd rudi ruds ruid ruis ruit rura rurd ruri rurs ruru rusa rusi russ rust rusu ruta ruti ruts rutt rutu ruud s-ib s-ii saab saad saar saas saat saba sabb sabi sabr sabs sabu sada sadb sadd sadi sadr sads sadt sadu saia said sair sais sait sara sard sari sarr sars sart saru sasa sasd sasi sass sast sata satb satd sati satr sats satt satu saua saud saur saus saut sbaa sbai sbar sbas sbbs sbds sbia sbsa sbsd sbsi sbst sbus sdau sdba sdds sdib sdrs sdss sdsu siaa siab siai sias siat siau siba sibi sibs sibu sida sidd sidi sidr sids siit sira siri sirr sirs sirt siru sisa sisd sisi siss sist sisu sit- sita sitd siti sits sitt situ siui sius siut sras srib sris srsd srta srtr srub ssaa ssab ssas ssat ssau ssbr ssdd ssid ssis ssit ssra ssri ssrs sssa sssb sssi ssss ssta sstb sstd ssts stab stad stai star stas stat stau stbd stbs stds stia stib stid stir stis stit stra strd stri strs stru stsi stss sttd