a-a a-z aaa aan aap aar aay aaz an- ana ann anp anr any anz ap- apa apn app apr apy ar- ara arn arp arr ary arz ay- aya ayn ayp ayr ayz az- aza azn azp azy azz naa nan nap nar nay naz nna nnn nnp nnz npa npn npp npr npz nra nrn nrp nrr nry nrz nya nyn nyp nyy nzp nzz p-p paa pan pap par pay paz pn- pna pnn pnp pnr pny ppa ppn ppp ppr ppz pra prn prp prr pry prz py- pya pyn pyr pzp ra- raa ran rap rar ray raz rna rnn rnp rnr rny rnz rpa rpn rpp rpr rpz rra rrn rrp rrr ry- rya ryn ryr ryy ryz rza rzy yaa yan yap yar yay yaz yna ynn ynp yny ypa yra yrn yrp yyy yyz yzr yzy zaa zan zap zar zay zaz znn znp zpp zpr zrp zzr zzy zzz