a-a a-b a-t aaa aab aad aan aao aar aas aat aay ab- aba abb abd abn abo abr abs abt aby ad- ada adb add adn ado adr ads adt ady an- ana anb and ann ano anr ans ant any aoa aob aod aon aoo aor aos aot ar- ara arb ard arn aro arr ars art ary as- asa asb asd asn aso asr ass ast asy at- ata atb atd atn ato atr ats att ay- aya ayd ayn ayo ayr ays ayt baa bab bad ban bao bar bas bat bay bba bbb bbd bbn bbo bbr bbs bbt bby bda bdb bdd bdo bdr bds bdt bdy bna bnb bnd bnn bno bnr bns bnt boa bob bod bon boo bor bos bot boy bra brb brd brn bro brr brs brt bry bsa bsb bsd bsn bso bsr bss bst bsy bta btb btd btn bto btr bts btt bty by- bya byd byn byo byr bys byt daa dab dad dan dao dar das dat day dba dbb dbd dbn dbo dbr dbs dbt dby dda ddb ddd ddn ddo ddr dds ddt ddy dna dnb dnd dnn dno dnr dns dnt dny doa dob dod don doo dor dos dot doy dra drb drd drn dro drr drs drt dry dsa dsb dsd dsn dso dsr dss dst dsy dta dtb dtd dtn dto dtr dts dtt dty dy- dya dyb dyd dyn dyo dyr dys dyy naa nab nad nan nao nar nas nat nay nba nbb nbd nbn nbo nbr nbs nbt nda ndb ndd ndn ndo ndr nds ndt ndy nna nnb nnn nno nns nnt no- noa nob nod non noo nor nos not noy nra nrb nrd nrn nro nrr nrs nrt nry nsa nsb nsd nsn nso nsr nss nst nsy nta ntb ntd ntn nto ntr nts ntt nya nyd nyn nyo nys nyt nyy oaa oab oad oan oao oar oas oat ob- oba obb obd obn obo obr obs obt oby oda odb odd odn odo odr ods odt on- ona onb ond onn ono onr ons ont ony oo- ooa oob ood oon ooo oor oos oot or- ora orb ord orn oro orr ors ort ory os- osa osb osd osn oso osr oss ost ot- ota otb otd otn oto otr ots ott oya oyd oyo oys ra- raa rab rad ran rao rar ras rat ray rba rbb rbd rbn rbo rbr rbs rbt rda rdb rdd rdn rdo rdr rds rdt rdy rna rnb rnd rnn rno rnr rns rnt rny roa rob rod ron roo ror ros rot roy rra rrb rrd rrn rrr rrs rrt rsa rsb rsd rsn rso rsr rss rst rta rtb rtd rtn rto rtr rts rtt rty ry- rya ryd ryn ryo ryr rys ryy saa sab sad san sao sar sas sat say sba sbb sbd sbn sbo sbr sbs sbt sby sda sdb sdd sdn sdo sdr sds sdt sdy sna snb snd snn sno snr sns snt sny soa sob sod son soo sor sos sot soy sr- sra srb srd srn sro srr srs srt sry ss- ssa ssb ssd ssn sso ssr sss sst sta stb std stn sto str sts stt sty sy- sya syb syd syn syr sys syt taa tab tad tan tao tar tas tat tay tba tbb tbd tbn tbo tbr tbs tbt tda tdb tdd tdn tdo tdr tds tdt tdy tna tnb tnd tnn tno tnr tns tnt to- toa tob tod ton too tor tos tot toy tra trb trd trn tro trr trs trt try tsa tsb tsd tsn tso tsr tss tst tsy tta ttb ttd ttn tto ttr tts ttt tty tya tyd tyn tyo tyr tys tyt yaa yab yad yan yao yar yas yat yay ybr ybs yby yda ydn ydo yds ydt ydy yna ynd ynn yns yny yob yod yon yoo yor yos yot yoy yra yrn yro yrs yrt ysa ysb yso ysr yss yst ysy yta ytd ytn yto ytr yts ytt yyb yys yyt yyy