a-a aaa aah aap aar aax aay aha ahh ahp ahr ahx ahy ap- apa aph app apr apx apy ar- ara arh arp arr arx ary ax- axa axh axp axr axx ay- aya ayh ayp ayr ayx haa hah hap har hax hay hha hhh hhp hhr hhy hpa hph hpp hpr hpy hr- hra hrh hrp hrr hy- hya hyh hyp hyr hyy p-p paa pah pap par pax pay pha php phr phx phy ppa pph ppp ppr ppx pra prh prp prr prx pry pxr py- pya pyr pyx ra- raa rah rap rar rax ray rh- rha rhh rhp rhr rpa rph rpp rpr rpx rra rrh rrp rrr rxp rxr ry- rya ryr ryy xaa xap xar xhp xpa xpp xrx xry xxp xxx xxy xyp xyr xyy yaa yah yap yar yax yay yha ypa yra yrp yxa yxy yyy