a-a a-b a-i a-t aaa aab aai aan aar aat aau ab- aba abb abi abn abr abt abu ai- aia aib aii ain air ait aiu an- ana anb ani ann anr ant anu ar- ara arb ari arn arr art aru at- ata atb ati atn atr att atu au- aua aub aui aun aur aut b-u baa bab bai ban bar bat bau bba bbb bbi bbn bbr bbt bbu bi- bia bib bii bin bir bit biu bna bnb bni bnn bnr bnt bnu bra brb bri brn brr brt bru bta btb bti btn btr btt btu bua bub bui bun bur but buu ia- iaa iab iai ian iar iat iau iba ibb ibi ibn ibr ibt ibu iia iib iii iin iir iit iiu in- ina inb ini inn inr int inu ir- ira irb iri irn irr irt iru ita itb iti itn itt itu iu- iua iub iui iur iut n-i naa nab nai nan nar nat nau nba nbb nbi nbn nbr nbt nbu nia nib nii nin nir nit niu nna nnb nni nnn nnt nnu nra nrb nri nrn nrr nrt nru nta ntb nti ntn ntr ntt ntu nua nub nui nun nur nut nuu ra- raa rab rai ran rar rat rau rba rbb rbi rbn rbr rbt rbu ria rib rii rin rir rit rna rnb rni rnn rnr rnt rnu rra rrb rri rrn rrr rrt rru rta rtb rti rtn rtr rtt rtu rua rub rui run rur rut ruu taa tab tai tan tar tat tau tba tbb tbi tbn tbr tbt tbu tia tib tii tin tir tit tiu tna tnb tni tnn tnr tnt tra trb tri trn trr trt tru tta ttb tti ttn ttr ttt ttu tua tub tui tun tur tut tuu ua- uaa uab uai uan uar uat uau uba ubb ubi ubn ubr ubt ubu uia uib uii uin uir uit uiu un- una unb uni unn unr unt unu ur- ura urb uri urn urr urt uru uta utb uti utn utr utt utu uua uun uur uut uuu

-ana a-ii a-un aaaa aaab aaai aaan aaar aaba aabb aabi aabt aaib aaii aain aana aani aara aari aart aaru aata aatt abaa abab abai aban abar abat abau abb- abba abbb abbi abbr abbt abia abib abin abir abit abiu abnu abra abri abta abtu abua abun abut aiai aian aiba aibn aiia aiib aiin aiir aina aini aint ainu aira airi airt aita aiti aitr aitt aitu aiui ana- anaa anab anai anan anar anat anau anba anbb anbi anbu ania anib anin anir anit aniu anna annb anni annt anri ant- anta anti antr antt antu anua anub anui anun anut arab arai aran arar arat arau arba arbi aria arib arii arin arit arna arni arnt arr- arra arri arrr arrt arru arta arti artr arua arub arui arun arut at-t ataa atab atai atan atar atat atia atin atit atiu atna atra atri atrn atru atta atti attn attr attu atua atub atun atur auaa auna aunt aur- aura auri aut- ba-i baaa baan baar baat baba babb babi babr babu baia baib bain bair bait bana bani bann banr bant banu bar- bara barb bari barn barr bart baru bata bati batn batt batu bau- baur bbau bbbb bbin bian biar biat biba bibb bibi biin bin- bina bini binn bint binu bira birb biri birn birr birt biru bita bitt bitu bnai bnib bnin bnrr bnta brab brai bran brat brau bria brin brit brna brrr brun brut btaa btan btrt bttb buar buat buba bubb bubi bubu buin buir buit buiu buna bunb buni bunn bunt bunu bur- bura burb buri burn burr burt buru but- buta buti butt iaaa iaai iaat iaba iaia iain iana iara iart iaru iata iati iban ibar ibat ibia ibra ibri ibtb iiii iiit iira iita iitr iitt inab inai inan inar inat inau inba inia init inna inni innr innu inra inri inta inti intn intr intu inua inui inun irai iran irar iri- iria irin irna irra irri irta irti irun itaa itai itan itar itat itia itin itra itri itta itur iuiu iura n-ii naaa naab naai naan naar naat naba nabi nabu naia naib nain nair nait nan- nana nanb nani nann nant nanu nara nari narn narr nart naru nata nati natt natu naur naut nbaa nbar nbia nbti niab nian niau nibi niia niir niit niiu nina nini nira nirt niru nita nitb niti nitr niur nnit nnnn nntn nrab nrna nrta ntia ntnu ntru nttr ntui nuan nuba nubi nuin nuit nuna nunn nunt nura nuri nurn nurr nurt nuru nutt nutu raab raan raat raba rabb rabi rabu raia raii rain rair rait raiu rana rani rann rant rara rarb rari rata rati ratt ratu raua raub raun raut rbbb rbbr riaa riab riai rian riat riau rib- riba ribu riia riin rina rinn riri rita riti ritt ritu rnai rnbr rnin rnnt rnut rrat rrna rrrr rrun rtai rtan ruan ruba rubb rubi rubu ruin ruit runa runi runn runt rura ruri ruru ruta ruti rutt rutu ruun taa- taan taar taat taba tabb tabi tabu taia tain tair tait tana tani tann tant tanu tara tarb tari tarn tarr tart taru tata tatb tati tatr tatt tatu taua taub taur taut tbar tbit tbrb tbta tiaa tiab tian tiar tiba tibi tibu tiit tiiu tina tini tinn tint tinu tira tirb tiri tirr tiru tita titi titt titu tnut traa trab trai tran trat trau tri- tria trib trin trit trna trra trtr trub trun trut truu ttab ttbb tttt tuan tuar tuat tuba tubb tubr tubu tuin tuit tuiu tuna tunb tuni tunn tunu tura turb turi turn turr turt turu tuta tuti tutt tutu uair uart uaru uata uatu uaua ubar ubba ubbi ubii ubir ubit ubra uint uira uirr unaa unai unan unar unat unau uni- unia