a-a a-z aaa aad aak aan aar aaz ad- ada add adk adn adr adz aka akd akk akn akr an- ana and ank ann anr anz ar- ara ard ark arn arr arz az- aza azd azn azz daa dad dak dan dar daz dda ddd ddk ddn ddr ddz dka dkk dkr dna dnd dnk dnn dnr dnz dra drd drk drn drr drz dza dzd dzr k-z ka- kaa kad kak kan kar kaz kda kdk kdr kkk kkn kkr kn- kna knd knk knn knr kra krd krk krn krr naa nad nak nan nar naz nda ndd ndk ndn ndr nka nkk nkn nkr nna nnk nnn nnz nra nrd nrk nrn nrr nrz nzd nzz ra- raa rad rak ran rar raz rda rdd rdn rdr rkk rkz rna rnd rnn rnr rnz rra rrd rrk rrn rrr rza zaa zad zak zan zar zaz zka znd znn zzr zzz