a-a a-c a-z aaa aac aan aar aay aaz ac- aca acc acn acr acy acz an- ana anc ann anr any anz ar- ara arc arn arr ary arz ay- aya ayc ayn ayr ayz az- aza azn azy azz c-- caa cac can car cay caz cca ccc ccn ccr ccz cn- cna cnc cnn cnr cny cra crc crn crr cry crz cya cyc cyn cyr cz- czc naa nac nan nar nay naz nca ncc ncn ncr nna nnc nnn nnz nra nrc nrn nrr nry nrz nya nyc nyn nyy nzz ra- raa rac ran rar ray raz rca rcc rcn rcr rna rnc rnn rnr rny rnz rra rrc rrn rrr ry- rya ryc ryn ryr ryy ryz rza rzy yaa yac yan yar yay yaz yca ycc ycy yna ynn yny yra yrc yrn yyc yyy yyz yzr yzy zaa zac zan zar zay zaz znc znn zzr zzy zzz