a-a a-b a-i aaa aab aai aan aao aar aau ab- aba abb abi abn abo abr abu ai- aia aib aii ain aio air aiu an- ana anb ani ann ano anr anu aoa aob aoi aon aoo aor aou ar- ara arb ari arn aro arr aru au- aua aub aui aun auo aur b-u baa bab bai ban bao bar bau bba bbb bbi bbn bbo bbr bbu bi- bia bib bii bin bio bir biu bna bnb bni bnn bno bnr bnu boa bob boi bon boo bor bou bra brb bri brn bro brr bru bua bub bui bun buo bur buu ia- iaa iab iai ian iao iar iau iba ibb ibi ibn ibo ibr ibu iia iib iii iin iio iir iiu in- ina inb ini inn ino inr inu io- ioa iob ioi ion ioo ior iou ir- ira irb iri irn iro irr iru iu- iua iub iui iur n-i naa nab nai nan nao nar nau nba nbb nbi nbn nbo nbr nbu nia nib nii nin nio nir niu nna nnb nni nnn nno nnu no- noa nob noi non noo nor nou nra nrb nri nrn nro nrr nru nua nub nui nun nuo nur nuu o-i oaa oab oai oan oao oar oau ob- oba obb obi obn obo obr obu oia oib oii oin oio oir oiu on- ona onb oni onn ono onr onu oo- ooa oob ooi oon ooo oor or- ora orb ori orn oro orr oru ou- oua oui oun ouo our ra- raa rab rai ran rao rar rau rba rbb rbi rbn rbo rbr rbu ria rib rii rin rio rir rna rnb rni rnn rno rnr rnu roa rob roi ron roo ror rou rra rrb rri rrn rrr rru rua rub rui run ruo rur ruu ua- uaa uab uai uan uao uar uau uba ubb ubi ubn ubo ubr ubu uia uib uii uin uio uir uiu un- una unb uni unn uno unr unu uoa uob uon uoo uor ur- ura urb uri urn uro urr uru uua uun uur uuu

-ana a-ii a-un aaaa aaab aaai aaan aaar aaba aabb aabi aaib aaii aain aana aani aaon aaoo aara aari aaro aaru abaa abab abai aban abar abau abb- abba abbb abbi abbo abbr abia abib abin abir abiu abnu aboa abob abon aboo abor abou abra abri abro abua abun aiai aian aiba aibn aibo aiia aiib aiin aiir aina aini aino ainu aioi aion aira airi airo aiui ana- anaa anab anai anan anao anar anau anba anbb anbi anbo anbu ania anib anin anio anir aniu anna annb anni anno ano- anoa anon anor anri anua anub anui anun aoba aonb aono aora aorb aorn aoun arab arai aran arar arau arba arbi aria arib arii arin ario arna arni arno aroa arob aroi aron aroo aror arr- arra arri arro arrr arru arua arub arui arun auaa auna aur- aura auri auro ba-i baaa baan baar baba babb babi babo babr babu baia baib bain baio bair bana bani bann bano banr banu baon bar- bara barb bari barn baro barr baru bau- baur bbau bbbb bbin bian biao biar biba bibb bibi bibo biin bin- bina bini binn bino binu bio- bioi bion biou bira birb biri birn biro birr biru bnai bnib bnin bnor bnrr boab boai boan boar boba bobb bobi bobo bobu boi- boii boin boiu bona boni bonn bono bonu boob boon boor bor- bora bori born boro borr boru boua boun bour brab brai bran brao brau bria brin brio brna brno broa brob bron broo bror brou brrr brun buar buba bubb bubi bubo bubu buin buir buiu buna bunb buni bunn buno bunu buon bur- bura burb buri burn buro burr buru i-no iaaa iaai iaba iaia iain iana iara iaru iban ibar ibia ibon ibra ibri ibro iiii iiio iino iioi iioo iira inab inai inan inao inar inau inba inbo inia inna inni inno innr innu ino- inoi inon inor inou inra inri inro inua inui inun ioan ioba iobi ioii ioio iona ioni ionn iono iooi iooo iora iori ioun irai iran irao irar iri- iria irin irio irna irob iron irra irri irun iuiu iuno iura n-ii naaa naab naai naan naar naba nabi nabo nabu naia naib nain naio nair nan- nana nanb nani nann nano nanu naoi naor nara nari narn naro narr naru nauo naur nbaa nbar nbbo nbia niab nian niau nibi nibo niia niir niiu nina nini nino nion nioo niou nira niro niru niur nnnn noaa noba nobi nobo nobu noia noib noin noio noir non- nona noni nonn nono nonu noo- noob noon nooo noor nor- nora norb nori norn noro norr noun nour nrab nrna nron nuan nuba nubi nuin nuna nunn nuno nuon nura nuri nurn nurr nuru oaau oara obai oban obba obbo obia obin oboi obon obor obra obri obro oiba oiii oion oira onab onan onar onia onir onna onni onno onon onor onra onur ooaa ooba oobi ooia oona oooo oora orab orai oran orao orar orba orbb orbi orbo orbu ori- oria orin orio orna orni orno oro- oron oror orra orri orro orub ouan ouii ouin ouir oun- ouna our- oura ourn ouro ouu- raab raan raba rabb rabi rabo rabu raia raii rain rair raiu rana rani rann rano raob rara rarb rari raro raua raub raun rbbb rbbr riaa riab riai rian riau rib- riba ribo ribu riia riin rina rinn rino rion riou riri rnai rnbr rnin roab roan roar rob- roba robb robi robo robu roia roin roio roir roiu rona roni rono roob rooi roon roor rora rori roro roru roua roub roun rrna rrrr rrun ruan ruba rubb rubi rubu ruin runa runi runn runo rura ruri ruro ruru ruun uair uaru uaua ubar ubba ubbi ubbo ubii ubir ubon ubra uira uirr unaa unai unan unar unau