a-a aaa aah aak aan aar aax aha ahh ahk ahn ahr ahx aka akh akk akn akr an- ana anh ank ann anr anx ar- ara arh ark arn arr arx ax- axa axh axk axn axr axx haa hah hak han har hax hha hhh hhk hhn hhr hka hkh hkk hkn hkr hna hnh hnk hnn hr- hra hrh hrk hrn hrr ka- kaa kah kak kan kar kax kha khh khk khn khr kkh kkk kkn kkr kn- kna knk knn knr knx kra krk krn krr naa nah nak nan nar nax nha nhh nhk nhn nhr nka nkk nkn nkr nna nnh nnk nnn nra nrk nrn nrr nrx ra- raa rah rak ran rar rax rh- rha rhh rhn rhr rkk rna rnh rnn rnr rra rrh rrk rrn rrr rxr xaa xak xan xar xna xnk xrx xxx