a-ii aaaa aaab aaai aaap aaar aaas aaba aabb aabi aabp aabt aaib aaii aais aapa aapi aaps aapt aara aari aarp aars aart aaru aasa aasi aass aast aasu aata aatt aaup aaus abaa abab abai abap abar abas abat abau abb- abba abbb abbi abbr abbs abbt abia abib abir abis abit abiu abpa abpi abpp abpr abps abra abri abrs abs- absa absi absp abss absu abta abts abtu abua abus abut aiai aias aiba aiia aiib aiir aipa aipi aips aira airi airp airs airt aisa aisb aisi aisr aist aita aiti aitr aits aitt aitu aiui apai apap apar apas apat apba apbr apbs api- apia apip apis apit appa appr apps appt appu apra apri aprs aprt apsa apsi apss apsu apta apti apts aptt apua apup apus arab arai arap arar aras arat arau arba arbi arbs aria arib arii arip aris arit arpa arpi arps arpu arr- arra arri arrr arrs arrt arru ars- arsa arsi arst arsu arta arti artr arts arua arub arui arup arut asaa asab asai asap asar asas asat asau asba asbu asia asii asip asir asis asit aspa aspi aspr asps aspt asra asrs asru assa assi assp assr asss asst assu asta astb asti astp astr asts asub asui asur asus at-t ataa atab atai atap atar atas atat atbs atia atip atis atit atiu atpr atra atri atrp atru atsb atsi atst atta atti attp attr atts attu atua atub atur atus auaa auis aups aur- aura auri ausa aust ausu aut- auts ba-i baaa baar baas baat baba babb babi babr babs babu baia baib bair bais bait bapa bapi bapp baps bapt bapu bar- bara barb bari barr bars bart baru basa basi bass bast basu bata bati bats batt batu bau- baur bbas bbau bbbb bbbs bbpr biap biar bias biat biba bibb bibi bibs biis bipa bipp bips bipu bira birb biri birr birs birt biru bis- bisa bisp biss bist bisu bita bits bitt bitu bpai bpsa bpsu bpti brab brai bras brat brau bria bris brit brrr brrs brsb brsr brst brup brus brut bsaa bsap bsas bsat bspp bspr bsra bsts bsup btaa btbp btps btrt btss bttb btus buar buat buba bubb bubi bubs bubu buir buis buit buiu bupa bups bur- bura burb buri burp burr burs burt buru busa busi buss bust busu but- buta buti buts butt buus iaaa iaai iaap iaas iaat iaba iaia iais iapa iapp iaps iapt iapu iara iars iart iaru iasa iasi iasp iasr iata iati ibar ibas ibat ibia ibis ibra ibri ibsa ibss ibtb ibts ibus iias iiii iiis iiit iipa iira iirs iisi iisp iisr iist iisu iita iitr iitt ipas ipat ipba ippa ippr ipri ipsa ipsi ipsp ipss ipta ipts ipur ipus iput irai irap irar iras irbp iri- iria irip iris irpa irps irra irri irrs irsa irsp irta irti irtp irts irus is-a isai isar isas isat isba isbt isia isis isit ispa ispr isps isra isri isrp issa issi issp issr isss issu ista isti istp istr ists isua isup isus itaa itai itap itar itas itat itbs itia itis itpa itra itri itrs itsa itsi itsp itsu itta itup itur iuiu iupa iupp iura iuss iust paap paar paas paat paba pabt pabu paia paib paip pair pais pait papa papb papi papp papr paps par- para pari parp parr pars part paru pasa pasi pasp pass past pata pati patr pats patt patu paua paup paur paus paut pbar pbpa pbrs pbsa pbsp piai pias piat piau pibb pibi piia piip pipa pipi pipp pips pira piri pirr pirs piru pisa pisi piss pist pisu pita piti pitr pits pitt pitu pius ppap ppar ppib pppa pppp ppps ppru ppss ppta ppts pptt ppur prai prar pras prat prau prbs pri- pria prii pris prps prri prrs prsa prsi prss prti prtp prtr prus prut pruu psap psas psat psbr psbt psia psip psis pspi pspp pspr psps psrp pssa psst psts pstu ptab ptas ptsa ptui puar puas pubs pubu puir puis puit puiu pupa pupi pups pupu pur- pura purb puri purp purr purs puru pusa pusi puss pust put- puta puti puts putt putu raab raas raat raba rabb rabi rabs rabu raia raii raip rair rais rait raiu rapa rapi rapp raps rapt rara rarb rari rars rasa rasi rasp rass rast rasu rata rati ratp rats ratt ratu raua raub raup raus raut rbbb rbbr rbbs rbis rbsp rbss rbst riaa riab riai rias riat riau rib- riba ribs ribu riia riis ripa ripi ripp ripr rips ript riri rirs risa risi risp riss rist risu rita riti rits ritt ritu rius rpii rpps rpta rpts rras rrat rrrr rrsp rsaa rsai rsbi rsis rspb rsps rssa rstp rsts rstu rsua rtai rtas rtpa rtps rtss rttp rtts ruas ruba rubb rubi rubp rubs rubu ruis ruit rupa rupp rupt rura ruri rurp rurs ruru rusa rusi russ rust rusu ruta ruti ruts rutt rutu s-ib s-ii saab saap saar saas saat saba sabb sabi sabr sabs sabu saia saip sair sais sait sapa sapi sapp saps sara sari sarp sarr sars sart saru sasa sasi sass sast sata satb sati satr sats satt satu saua saup saur saus saut sbaa sbai sbar sbas sbbs sbia sbsa sbsi sbsp sbst sbus siaa siab siai sias siat siau siba sibi sibs sibu siit sipa sipi sipp sips sipt sira siri sirp sirr sirs sirt siru sisa sisi siss sist sisu sit- sita siti sits sitt situ siui sius siut sp-a spap spar spas spat spau spia spib spip spir spis spit spps spri sprs spsa spsp spss spst spta sptb sptr spts spui spur spus sput sras srib sris srps srpt srsp srta srtp srtr srub ssaa ssab ssap ssas ssat ssau ssbr ssis ssit sspa ssps sspt ssra ssri ssrs sssa sssb sssi ssss ssta sstb sstp ssts stab stai stap star stas