a-a a-b a-z aaa aab aad aak aan aau aaz ab- aba abb abd abk abn abu abz ad- ada adb add adk adn adu adz aka akb akd akk akn aku an- ana anb and ank ann anu anz au- aua aub aud auk aun auz az- aza azb azd azn azu azz b-u baa bab bad bak ban bau baz bba bbb bbd bbk bbn bbu bda bdb bdd bdk bdu bdz bka bkb bkk bkn bna bnb bnd bnk bnn bnu bnz bua bub bud buk bun buu buz bza bzd bzn bzu bzz daa dab dad dak dan dau daz dba dbb dbd dbk dbn dbu dbz dda ddb ddd ddk ddn ddu ddz dka dkb dkk dku dna dnb dnd dnk dnn dnz dua dub dud duk dun duz dza dzb dzd dzu k-z ka- kaa kab kad kak kan kau kaz kba kbb kbd kbk kbn kbu kbz kda kdb kdk kdu kkb kkk kkn kku kn- kna knd knk knn knu kub kud kuk kun kuu naa nab nad nak nan nau naz nba nbb nbd nbk nbn nbu nda ndb ndd ndk ndn ndu nka nkk nkn nku nna nnb nnk nnn nnu nnz nua nub nud nuk nun nuu nzb nzd nzz ua- uaa uab uad uak uan uau uaz uba ubb ubk ubn ubu uda udb udd udk udn udu uka ukb ukk ukn uku ukz un- una unb und unk unn unu uua uun uuu uza uzb uzu zaa zab zad zak zan zaz zbb zka znd znn zub zud zuk zun zuz zzz