a-a a-b aaa aab aad aar aas aaw aay ab- aba abb abd abr abs abw aby ad- ada adb add adr ads adw ady ar- ara arb ard arr ars arw ary as- asa asb asd asr ass asw asy aw- awa awb awd awr aws aww awy ay- aya ayd ayr ays ayw baa bab bad bar bas baw bay bba bbb bbd bbr bbs bbw bby bda bdb bdd bdr bds bdw bdy bra brb brd brr brs brw bry bsa bsb bsd bsr bss bsw bsy bwa bwb bwd bwr bws bwy by- bya byd byr bys daa dab dad dar das daw day dba dbb dbd dbr dbs dby dda ddb ddd ddr dds ddw ddy dra drb drd drr drs drw dry dsa dsb dsd dsr dss dsw dsy dwa dwb dwr dws dww dy- dya dyb dyd dyr dys dyw dyy ra- raa rab rad rar ras raw ray rba rbb rbd rbr rbs rbw rda rdb rdd rdr rds rdy rra rrb rrd rrr rrs rsa rsb rsd rsr rss rsw rwa rwb rwd rwr rws rwy ry- rya ryd ryr rys ryy saa sab sad sar sas saw say sba sbb sbd sbr sbs sbw sby sda sdb sdd sdr sds sdw sdy sr- sra srb srd srr srs srw sry ss- ssa ssb ssd ssr sss ssw swa swb swd swr sws swy sy- sya syb syd syr sys waa wab wad war was waw way wba wbb wbd wbr wbs wbw wda wdb wdr wds wdy wr- wra wrd wrr wrs wrw wry wsa wsb wsd wsr wss wsw wwa wwd www wy- wya wyd wyr wys yaa yab yad yar yas yaw yay ybr ybs yby yda yds ydy yra yrs ysa ysb ysr yss ysy yyb yys yyy