a-a a-b aaa aab aag aan aao aar aau ab- aba abb abg abn abo abr abu ag- aga agb agg agn ago agr agu an- ana anb ang ann ano anr anu aoa aob aog aon aoo aor aou ar- ara arb arg arn aro arr aru au- aua aub aug aun auo aur b-u baa bab bag ban bao bar bau bba bbb bbg bbn bbo bbr bbu bga bgb bgg bgn bgo bgr bgu bna bnb bng bnn bno bnr bnu boa bob bog bon boo bor bou bra brb brg brn bro brr bru bua bub bug bun buo bur buu gaa gab gag gan gao gar gau gba gbg gbn gbo gbr gbu gga ggb ggg ggn ggo ggr ggu gna gnb gnn gno gnr gnu goa gob gog gon goo gor gou gra grb grg grn gro grr gru gu- gua gub gug gun guo gur guu naa nab nag nan nao nar nau nba nbb nbg nbn nbo nbr nbu nga ngb ngg ngn ngo ngu nna nnb nng nnn nno nnu no- noa nob nog non noo nor nou nra nrb nrg nrn nro nrr nru nua nub nug nun nuo nur nuu oaa oab oag oan oao oar oau ob- oba obb obg obn obo obr obu oga ogg ogn ogo on- ona onb ong onn ono onr onu oo- ooa oob oog oon ooo oor or- ora orb org orn oro orr oru ou- oua oun ouo our ra- raa rab rag ran rao rar rau rba rbb rbg rbn rbo rbr rbu rga rgb rgg rgn rgo rgr rna rnb rng rnn rno rnr rnu roa rob rog ron roo ror rou rra rrb rrg rrn rrr rru rua rub rug run ruo rur ruu ua- uaa uab uag uan uao uar uau uba ubb ubg ubn ubo ubr ubu uga ugb ugg ugn ugo ugr ugu un- una unb ung unn uno unr unu uoa uob uog uon uoo uor ur- ura urb urg urn uro urr uru uua uug uun uur uuu

-ana a-un aaaa aaab aaan aaar aaba aabb aana aang aaon aaoo aara aaro aaru abaa abab abag aban abar abau abb- abba abbb abbo abbr abnu aboa abob abon aboo abor abou abra abro abua abug abun ag-o agag agan agao agar agau agba agbo agga aggu agna agno agob agog agon agoo agou agra agro agua agun agur ana- anaa anab anag anan anao anar anau anba anbb anbo anbu ang- anga ango angu anna annb anno ano- anoa anon anor anua anub anun aoba aonb aono aora aorb aorn aoun arab arag aran arar arau arba arga argb argo arna arng arno aroa arob aron aroo aror arr- arra arrg arro arrr arru arua arub arug arun auaa auga auna aung aur- aura auro auug baaa baan baar baba babb babo babr babu baga bagg bagn bago bana bang bann bano banr banu baon bar- bara barb barg barn baro barr baru bau- baug baur bbau bbbb bbga bbng bbrg bgan bgon bgun bnor bnrr boab boag boan boar boba bobb bobo bobu boga bogg bogo bona bong bonn bono bonu boob boog boon boor bor- bora borg born boro borr boru boua boun bour brab brag bran brao brau brna brno broa brob brog bron broo bror brou brrr brug brun buar buba bubb bubo bubu buga bugg bugo buna bunb bung bunn buno bunu buon bur- bura burb burg burn buro burr buru gaar gaba gabb gabo gabr gabu gaga gagg gago gagu gana gang gann gano ganu gaon gara garb garg garn garo garr gaua gaub gaun gaur gbag gban gbbo gbon gggg ggrn gnaa gnar gnau gnoo gnrr goan goar goba gobo goga gogo gon- gona gong gonn gono gonu goog goon goor gora gorb gorg gorn goro gorr gou- goug goun gour grab gran grau grbr grob grog gron groo gror grou grrr grua grub grug grun grur guaa guag guan guao guar guba gubb gubu guga gugb gugg gugu guna gung gunn gura gurb gurg gurn guro gurr guru naaa naab naag naan naar naba nabo nabu naga nago nagu nan- nana nanb nang nann nano nanu naor nara narg narn naro narr naru nauo naur nbaa nbar nbbo ngab ngan ngao ngon ngor ngou ngur nguu nngn nnnn noaa noba nobo nobu noga nogg nogo non- nona nong nonn nono nonu noo- noob noon nooo noor nor- nora norb norg norn noro norr noun nour nrab nrna nron nuan nuba nuna nung nunn nuno nuon nura nurn nurr nuru oaau oara oban obba obbo obon obor obra obro ogar ogb ogba ogna ogoa ogog ogon ogou ogra ogro ogun onab onan onar onga ongo ongu onna onno onon onor onra onur ooaa ooba oona oooo oora orab oran orao orar orba orbb orbo orbu orga orgn orgo orna orno oro- oron oror orra orro orub ouan oun- ouna oung our- oura ourn ouro ouu- raab raag raan raba rabb rabo rabu raga ragg rago ragu rana rang rann rano raob rara rarb raro raua raub raun rbbb rbbr rgan rgba rnag rnbr roab roag roan roar rob- roba robb robo robu roga rogg rogo rona rong rono roob roog roon roor rora roro roru roua roub roun rrna rrrr rrun ruag ruan ruba rubb rubu ruga rugg runa rung runn runo rura ruro ruru ruun uang uaru uaua ubar ubba ubbo ubon ubra ugab ugao ugar uggo ugra ugro ugur uguu unaa unan unar unau unga ungo ungu unna unno unon unra unro uor- uran urao urau urba urga urgu urna uro- uroa uroo urra urun urur uuno uuuu

-aaa- aaarg aabaa aabba aabga aabra aarau aarna aaron abaab ababa ababu abaga abago abana abang abann abano abaon abara abarn abaru abban abbar abbou abbur abgar abgun abnub aboab abobo abona abono aboon abora aborn abran abrar abron abrun abuna abura aburn aburr agago agana agara agarn agaro agbor aggag aggar aggro agnar agnon agogo