a-a a-b aaa aab aad aan aap aar aas aay ab- aba abb abd abn abp abr abs aby ad- ada adb add adn adp adr ads ady an- ana anb and ann anp anr ans any ap- apa apb apd apn app apr aps apy ar- ara arb ard arn arp arr ars ary as- asa asb asd asn asp asr ass asy ay- aya ayd ayn ayp ayr ays b-p baa bab bad ban bap bar bas bay bba bbb bbd bbn bbp bbr bbs bby bda bdb bdd bdp bdr bds bdy bna bnb bnd bnn bnp bnr bns bpa bpb bpd bpn bpp bpr bps bpy bra brb brd brn brp brr brs bry bsa bsb bsd bsn bsp bsr bss bsy by- bya byd byn byp byr bys daa dab dad dan dap dar das day dba dbb dbd dbn dbp dbr dbs dby dda ddb ddd ddn ddp ddr dds ddy dna dnb dnd dnn dnp dnr dns dny dpa dpb dpd dpn dpp dpr dps dra drb drd drn drp drr drs dry dsa dsb dsd dsn dsp dsr dss dsy dy- dya dyb dyd dyn dyp dyr dys dyy naa nab nad nan nap nar nas nay nba nbb nbd nbn nbp nbr nbs nda ndb ndd ndn ndp ndr nds ndy nna nnb nnn nnp nns npa npb npd npn npp npr nps nra nrb nrd nrn nrp nrr nrs nry nsa nsb nsd nsn nsp nsr nss nsy nya nyd nyn nyp nys nyy p-p paa pab pad pan pap par pas pay pba pbb pbd pbn pbp pbr pbs pby pda pdb pdd pdn pdp pdr pds pn- pna pnb pnd pnn pnp pnr pns pny ppa ppb ppd ppn ppp ppr pps pra prb prd prn prp prr prs pry ps- psa psb psd psn psp psr pss psy py- pya pyb pyd pyn pyr pys ra- raa rab rad ran rap rar ras ray rba rbb rbd rbn rbp rbr rbs rda rdb rdd rdn rdp rdr rds rdy rna rnb rnd rnn rnp rnr rns rny rpa rpb rpd rpn rpp rpr rps rra rrb rrd rrn rrp rrr rrs rsa rsb rsd rsn rsp rsr rss ry- rya ryd ryn ryr rys ryy saa sab sad san sap sar sas say sba sbb sbd sbn sbp sbr sbs sby sda sdb sdd sdn sdp sdr sds sdy sna snb snd snn snp snr sns sny spa spb spd spn spp spr sps spy sr- sra srb srd srn srp srr srs sry ss- ssa ssb ssd ssn ssp ssr sss sy- sya syb syd syn syp syr sys yaa yab yad yan yap yar yas yay ybp ybr ybs yby yda ydn yds ydy yna ynd ynn ynp yns yny ypa ypd yps yra yrn yrp yrs ysa ysb ysp ysr yss ysy yyb yys yyy