a-a a-b aaa aab aad aam aan aao aar aay ab- aba abb abd abm abn abo abr aby ad- ada adb add adm adn ado adr ady ama amb amd amm amn amo amr amy an- ana anb and anm ann ano anr any aoa aob aod aom aon aoo aor ar- ara arb ard arm arn aro arr ary ay- aya ayd ayn ayo ayr baa bab bad bam ban bao bar bay bba bbb bbd bbm bbn bbo bbr bby bda bdb bdd bdm bdo bdr bdy bma bmb bmd bmm bmn bmo bmr bna bnb bnd bnn bno bnr boa bob bod bom bon boo bor boy bra brb brd brm brn bro brr bry by- bya byd bym byn byo byr daa dab dad dam dan dao dar day dba dbb dbd dbm dbn dbo dbr dby dda ddb ddd ddm ddn ddo ddr ddy dma dmb dmd dmm dmn dmo dmr dna dnb dnd dnm dnn dno dnr dny doa dob dod dom don doo dor doy dra drb drd drm drn dro drr dry dy- dya dyb dyd dym dyn dyo dyr dyy m-o m-r maa mab mad mam man mao mar may mba mbb mbd mbm mbo mbr mda mdb mdd mdm mdn mdo mdr mdy mma mmb mmd mmm mmn mmo mmr mna mnb mnm mnn mno mnr moa mob mod mom mon moo mor moy mra mrb mrd mrm mrn mro mrr mry my- mya myb myd mym myn myo myr naa nab nad nam nan nao nar nay nba nbb nbd nbm nbn nbo nbr nda ndb ndd ndm ndn ndo ndr ndy nma nmb nmd nmm nmn nmo nmr nna nnb nnm nnn nno no- noa nob nod nom non noo nor noy nra nrb nrd nrm nrn nro nrr nry nya nyd nym nyn nyo nyy oaa oab oad oam oan oao oar ob- oba obb obd obm obn obo obr oby oda odb odd odm odn odo odr om- oma omb omd omm omn omo omr omy on- ona onb ond onn ono onr ony oo- ooa oob ood oom oon ooo oor or- ora orb ord orm orn oro orr ory oya oyd oyo ra- raa rab rad ram ran rao rar ray rba rbb rbd rbm rbn rbo rbr rda rdb rdd rdm rdn rdo rdr rdy rma rmb rmd rmm rmn rmo rmr rna rnb rnd rnm rnn rno rnr rny roa rob rod rom ron roo ror roy rra rrb rrd rrm rrn rrr ry- rya ryd rym ryn ryo ryr ryy yaa yab yad yam yan yao yar yay ybm ybr yby yda ydn ydo ydy yma ymm ymo yna ynd ynn yny yob yod yom yon yoo yor yoy yra yrn yro yyb yyy