a-a aaa aad aah aan aar aax ad- ada add adh adn adr adx aha ahd ahh ahn ahr ahx an- ana and anh ann anr anx ar- ara ard arh arn arr arx ax- axa axh axn axr axx daa dad dah dan dar dax dda ddd ddh ddn ddr ddx dh- dha dhd dhh dhr dna dnd dnh dnn dnr dra drd drn drr drx dxd dxn dxr dxx haa had hah han har hax hda hdd hdh hdn hdr hdx hha hhd hhh hhn hhr hna hnd hnh hnn hr- hra hrd hrh hrn hrr hxd naa nad nah nan nar nax nda ndd ndh ndn ndr nha nhd nhh nhn nhr nna nnh nnn nra nrd nrn nrr nrx nxd ra- raa rad rah ran rar rax rda rdd rdh rdn rdr rdx rh- rha rhd rhh rhn rhr rna rnd rnh rnn rnr rra rrd rrh rrn rrr rxr xaa xad xan xar xda xdh xdr xhd xna xrd xrx xxx