a-a a-b aaa aab aad aah aan aar aaw ab- aba abb abd abh abn abr abw ad- ada adb add adh adn adr adw aha ahb ahd ahh ahn ahr ahw an- ana anb and anh ann anr ar- ara arb ard arh arn arr arw aw- awa awb awd awh awn awr aww baa bab bad bah ban bar baw bba bbb bbd bbh bbn bbr bbw bda bdb bdd bdh bdr bdw bha bhb bhd bhh bhr bhw bna bnb bnd bnn bnr bnw bra brb brd brh brn brr brw bwa bwb bwd bwh bwr daa dab dad dah dan dar daw dba dbb dbd dbh dbn dbr dda ddb ddd ddh ddn ddr ddw dh- dha dhb dhd dhh dhr dhw dna dnb dnd dnh dnn dnr dnw dra drb drd drn drr drw dwa dwb dwh dwn dwr dww haa hab had hah han har haw hba hbb hbd hbh hbn hbr hbw hda hdb hdd hdh hdn hdr hdw hha hhb hhd hhh hhn hhr hhw hna hnb hnd hnh hnn hnw hr- hra hrb hrd hrh hrn hrr hrw hw- hwa hwb hwd hwn hwr hww naa nab nad nah nan nar naw nba nbb nbd nbn nbr nbw nda ndb ndd ndh ndn ndr nha nhb nhd nhh nhn nhr nna nnb nnh nnn nnw nra nrb nrd nrn nrr nrw nwa nwb nwd nwn nwr ra- raa rab rad rah ran rar raw rba rbb rbd rbh rbn rbr rbw rda rdb rdd rdh rdn rdr rh- rha rhb rhd rhh rhn rhr rna rnb rnd rnh rnn rnr rnw rra rrb rrd rrh rrn rrr rwa rwb rwd rwh rwr waa wab wad wah wan war waw wba wbb wbd wbn wbr wbw wda wdb wdr wh- wha whb whd whh whr whw wn- wna wnd wnn wnw wr- wra wrd wrh wrn wrr wrw wwa wwd wwn www