a-a a-b a-i aaa aab aai aan aar aas aau ab- aba abb abi abn abr abs abu ai- aia aib aii ain air ais aiu an- ana anb ani ann anr ans anu ar- ara arb ari arn arr ars aru as- asa asb asi asn asr ass asu au- aua aub aui aun aur aus b-u baa bab bai ban bar bas bau bba bbb bbi bbn bbr bbs bbu bi- bia bib bii bin bir bis biu bna bnb bni bnn bnr bns bnu bra brb bri brn brr brs bru bsa bsb bsi bsn bsr bss bsu bua bub bui bun bur bus buu ia- iaa iab iai ian iar ias iau iba ibb ibi ibn ibr ibs ibu iia iib iii iin iir iis iiu in- ina inb ini inn inr ins inu ir- ira irb iri irn irr irs iru is- isa isb isi isn isr iss isu iu- iua iub iui iur ius n-i naa nab nai nan nar nas nau nba nbb nbi nbn nbr nbs nbu nia nib nii nin nir nis niu nna nnb nni nnn nns nnu nra nrb nri nrn nrr nrs nru nsa nsb nsi nsn nsr nss nsu nua nub nui nun nur nus nuu ra- raa rab rai ran rar ras rau rba rbb rbi rbn rbr rbs rbu ria rib rii rin rir ris rna rnb rni rnn rnr rns rnu rra rrb rri rrn rrr rrs rru rsa rsb rsi rsn rsr rss rsu rua rub rui run rur rus ruu saa sab sai san sar sas sau sba sbb sbi sbn sbr sbs sbu sia sib sii sin sir sis siu sna snb sni snn snr sns snu sr- sra srb sri srn srr srs ss- ssa ssb ssi ssn ssr sss ssu sua sub sui sun sur sus suu ua- uaa uab uai uan uar uas uau uba ubb ubi ubn ubr ubs ubu uia uib uii uin uir uis uiu un- una unb uni unn unr uns unu ur- ura urb uri urn urr urs uru usa usb usi usn usr uss usu uua uun uur uus uuu

-ana a-ii a-un aaaa aaab aaai aaan aaar aaas aaba aabb aabi aaib aaii aain aais aana aani aara aari aars aaru aasa aasi aass aasu aaus abaa abab abai aban abar abas abau abb- abba abbb abbi abbr abbs abia abib abin abir abis abiu abnu abra abri abrs abs- absa absi abss absu abua abun abus aiai aian aias aiba aibn aiia aiib aiin aiir aina aini ains ainu aira airi airs aisa aisb aisi aisr aiui ana- anaa anab anai anan anar anas anau anba anbb anbi anbu ania anib anin anir anis aniu anna annb anni anns anri ansa ansi ansu anua anub anui anun anus arab arai aran arar aras arau arba arbi arbs aria arib arii arin aris arna arni arns arr- arra arri arrr arrs arru ars- arsa arsi arsu arua arub arui arun asaa asab asai asan asar asas asau asba asbu asia asii asin asir asis asni asra asrs asru assa assi assn assr asss assu asub asui asun asur asus auaa auis auna aur- aura auri ausa ausu ba-i baaa baan baar baas baba babb babi babr babs babu baia baib bain bair bais bana bani bann banr bans banu bar- bara barb bari barn barr bars baru basa basi bass basu bau- baur bbas bbau bbbb bbbs bbin bian biar bias biba bibb bibi bibs biin biis bin- bina bini binn bins binu bira birb biri birn birr birs biru bis- bisa biss bisu bnai bnas bnib bnin bnrr bnss brab brai bran bras brau bria brin bris brna brns brrr brrs brsb brsr brun brus bsaa bsas bsin bsns bsra buar buba bubb bubi bubs bubu buin buir buis buiu buna bunb buni bunn buns bunu bur- bura burb buri burn burr burs buru busa busi buss busu buus iaaa iaai iaas iaba iaia iain iais iana ians iara iars iaru iasa iasi iasr iban ibar ibas ibia ibis ibns ibra ibri ibsa ibsn ibss ibus iias iiii iiis iira iirs iisi iisr iisu inab inai inan inar inas inau inba inia inis inna inni innr inns innu inra inri inrs insa inss insu inua inui inun inus irai iran irar iras iri- iria irin iris irna irra irri irrs irsa irun irus is-a isai isan isar isas isba isbn isia isin isis isna isra isri issa issi issr isss issu isua isus iuiu iura iuss n-ii naaa naab naai naan naar naas naba nabi nabs nabu naia naib nain nair nais nan- nana nanb nani nann nans nanu nara nari narn narr nars naru nas- nasa nasb nasi nasr nass nasu naur naus nbaa nbar nbas nbia niab nian nias niau nibi nibs niia niir niiu nina nini nins nira nirs niru nisa nisi niss nisu niur nnnn nnsa nnss nrab nras nrna nrsa nsaa nsai nsar nsin nsis nsna nsnr nsra nssa nssb nssr nsss nsub nuan nuba nubi nubs nuin nuna nunn nuns nura nuri nurn nurr nurs nuru nusi nuss nusu raab raan raas raba rabb rabi rabs rabu raia raii rain rair rais raiu rana rani rann rans rara rarb rari rars rasa rasi rass rasu raua raub raun raus rbbb rbbr rbbs rbis rbss riaa riab riai rian rias riau rib- riba ribs ribu riia riin riis rina rinn riri rirs risa risi riss risu rius rnai rnas rnbr rnin rras rrna rrrr rrun rsaa rsai rsbi rsis rsna rsnn rsnr rssa rsua ruan ruas ruba rubb rubi rubs rubu ruin ruis runa runi runn runs rura ruri rurs ruru rusa rusi russ rusu ruun s-ib s-ii saab saan saar saas saba sabb sabi sabr sabs sabu saia sain sair sais sana sani sann sanr sans sanu sara sari sarn sarr sars saru sasa sasi sass saua saun saur saus sbaa sbai sbar sbas sbbs sbia sbsa sbsi sbus siaa siab siai sian sias