a-a a-b a-t aaa aab aad aam aao aar aat aay ab- aba abb abd abm abo abr abt aby ad- ada adb add adm ado adr adt ady ama amb amd amm amo amr amt amy aoa aob aod aom aoo aor aot ar- ara arb ard arm aro arr art ary at- ata atb atd atm ato atr att ay- aya ayd ayo ayr ayt baa bab bad bam bao bar bat bay bba bbb bbd bbm bbo bbr bbt bby bda bdb bdd bdm bdo bdr bdt bdy bma bmb bmd bmm bmo bmr bmt boa bob bod bom boo bor bot boy bra brb brd brm bro brr brt bry bta btb btd btm bto btr btt bty by- bya byd bym byo byr byt daa dab dad dam dao dar dat day dba dbb dbd dbm dbo dbr dbt dby dda ddb ddd ddm ddo ddr ddt ddy dma dmb dmd dmm dmo dmr dmt doa dob dod dom doo dor dot doy dra drb drd drm dro drr drt dry dta dtb dtd dtm dto dtr dtt dty dy- dya dyb dyd dym dyo dyr dyy m-o m-r maa mab mad mam mao mar mat may mba mbb mbd mbm mbo mbr mbt mda mdb mdd mdm mdo mdr mdt mdy mma mmb mmd mmm mmo mmr mmt moa mob mod mom moo mor mot moy mra mrb mrd mrm mro mrr mrt mry mta mtb mtd mtm mto mtr mtt my- mya myb myd mym myo myr myt oaa oab oad oam oao oar oat ob- oba obb obd obm obo obr obt oby oda odb odd odm odo odr odt om- oma omb omd omm omo omr omt omy oo- ooa oob ood oom ooo oor oot or- ora orb ord orm oro orr ort ory ot- ota otb otd otm oto otr ott oya oyd oyo ra- raa rab rad ram rao rar rat ray rba rbb rbd rbm rbo rbr rbt rda rdb rdd rdm rdo rdr rdt rdy rma rmb rmd rmm rmo rmr rmt roa rob rod rom roo ror rot roy rra rrb rrd rrm rrr rrt rta rtb rtd rtm rto rtr rtt rty ry- rya ryd rym ryo ryr ryy taa tab tad tam tao tar tat tay tba tbb tbd tbm tbo tbr tbt tda tdb tdd tdm tdo tdr tdt tdy tma tmb tmd tmm tmo tmr tmt tmy to- toa tob tod tom too tor tot toy tra trb trd trm tro trr trt try tta ttb ttd ttm tto ttr ttt tty tya tyd tym tyo tyr tyt yaa yab yad yam yao yar yat yay ybm ybr yby yda ydo ydt ydy yma ymm ymo ymt yob yod yom yoo yor yot yoy yra yro yrt yta ytd ytm yto ytr ytt yyb yyt yyy