a-a a-b aaa aab aad aam aan aao aar aau ab- aba abb abd abm abn abo abr abu ad- ada adb add adm adn ado adr adu ama amb amd amm amn amo amr amu an- ana anb and anm ann ano anr anu aoa aob aod aom aon aoo aor aou ar- ara arb ard arm arn aro arr aru au- aua aub aud aum aun auo aur b-u baa bab bad bam ban bao bar bau bba bbb bbd bbm bbn bbo bbr bbu bda bdb bdd bdm bdo bdr bdu bma bmb bmd bmm bmn bmo bmr bmu bna bnb bnd bnn bno bnr bnu boa bob bod bom bon boo bor bou bra brb brd brm brn bro brr bru bua bub bud bum bun buo bur buu daa dab dad dam dan dao dar dau dba dbb dbd dbm dbn dbo dbr dbu dda ddb ddd ddm ddn ddo ddr ddu dma dmb dmd dmm dmn dmo dmr dmu dna dnb dnd dnm dnn dno dnr doa dob dod dom don doo dor dou dra drb drd drm drn dro drr dru dua dub dud dum dun duo dur m-o m-r maa mab mad mam man mao mar mau mba mbb mbd mbm mbo mbr mbu mda mdb mdd mdm mdn mdo mdr mdu mma mmb mmd mmm mmn mmo mmr mmu mna mnb mnm mnn mno mnr mnu moa mob mod mom mon moo mor mou mra mrb mrd mrm mrn mro mrr mru mua mub mud mum mun mur muu naa nab nad nam nan nao nar nau nba nbb nbd nbm nbn nbo nbr nbu nda ndb ndd ndm ndn ndo ndr ndu nma nmb nmd nmm nmn nmo nmr nmu nna nnb nnm nnn nno nnu no- noa nob nod nom non noo nor nou nra nrb nrd nrm nrn nro nrr nru nua nub nud num nun nuo nur nuu oaa oab oad oam oan oao oar oau ob- oba obb obd obm obn obo obr obu oda odb odd odm odn odo odr odu om- oma omb omd omm omn omo omr omu on- ona onb ond onn ono onr onu oo- ooa oob ood oom oon ooo oor or- ora orb ord orm orn oro orr oru ou- oua oud oum oun ouo our ra- raa rab rad ram ran rao rar rau rba rbb rbd rbm rbn rbo rbr rbu rda rdb rdd rdm rdn rdo rdr rdu rma rmb rmd rmm rmn rmo rmr rna rnb rnd rnm rnn rno rnr rnu roa rob rod rom ron roo ror rou rra rrb rrd rrm rrn rrr rru rua rub rud rum run ruo rur ruu ua- uaa uab uad uam uan uao uar uau uba ubb ubn ubo ubr ubu uda udb udd udm udn udo udr udu um- uma umb umd umm umn umo umr umu un- una unb und unm unn uno unr unu uoa uob uod uom uon uoo uor ur- ura urb urd urm urn uro urr uru uua uum uun uur uuu

-ana a-do a-un aaaa aaab aaad aaam aaan aaar aaba aabb aabd aabm aada aadu aama aamb aamd aamn aamo aamr aana aand aaon aaoo aara aard aarm aaro aaru abaa abab abad abam aban abar abau abb- abba abbb abbo abbr abda abdo abdu abma abmb abnu aboa abob abod abon aboo abor abou abra abro abua abud abum abun adaa adab adad adam adan adao adar adba adda addd addn addo addr addu adma admb admr adna adob adod adon adoo ador adra adro adua adub adun adur amaa amad amam aman amar amb- amba ambn ambo ambr ambu amda amdo amm- amma ammo ammu amnd amno amob amod amon amoo amor amou amra amro amua amud amum amun amur ana- anaa anab anad anam anan anao anar anau anba anbb anbo anbu and- anda ando andr anma anmu anna annb anno ano- anoa anod anom anon anor anua anub anum anun aoba aoma aonb aono aora aorb aorn aoun arab arad aram aran arar arau arba arda ardm ardo ardu arma armd armm armo armu arna arnd arno aroa arob arod arom aron aroo aror arr- arra arro arrr arru arua arub arud arum arun auaa audo auma auna aur- aura aurd auro baaa baad baam baan baar baba babb babm babo babr babu bada badb badd bado badr badu bama bamb bamm bamn bamu bana band bann bano banr banu baon bar- bara barb bard barm barn baro barr baru bau- baud baum baur bbad bbau bbbb bbdd bbdo bd-r bdna bdrm bmaa bman bmdb bnor bnrr boab boad boan boar boba bobb bobo bobu boda bodb bodo bodu boma bomb bomu bona bond bonn bono bonu boob bood boom boon boor bor- bora bord borm born boro borr boru boua boud boum boun bour brab brad bram bran brao brau brda brdm brdo brna brno broa brob brod brom bron broo bror brou brrm brrr brud brum brun buad buar buba bubb bubo bubu buda budb budd budo budu bum- buma bumb buna bunb bund bunn buno bunu buon bur- bura burb burd burm burn buro burr buru d-bo d-na daab daad daam daan daar daau daba dabb dabo dabu dada dado dadu dama damb damm damn damo damu dana dand dann dano danr danu daon daou dara darb dard darn daro darr daru daub daud daum daun daur dbar dbrn dddd ddub dmaa dmab dman dmba dmrb dnaa dnab dnad dnam dnan doab doan doar doba dobb dobu dod- doda dodd dodo doma domb domm domn domo dona dond donn dono donr doob dood doom doon door dora dord dorm dorn doro dorr doru doub doud doum doun dour draa drab drad dram drar drau drba drda drna drno drob drod drom dron drou drra drua drub drum druu duaa duab duad duan duar dub- duba dubb dubu duda dudd dudo dudu duma dumb dumm duna dunn duno duo- duon dura durn