a-a a-b a-i a-t a-z aaa aab aai aak aan aat aaz ab- aba abb abi abk abn abt abz ai- aia aib aii aik ain ait aiz aka akb aki akk akn an- ana anb ani ank ann ant anz at- ata atb ati atn att atz az- aza azb azi azn azt azz baa bab bai bak ban bat baz bba bbb bbi bbk bbn bbt bi- bia bib bii bik bin bit biz bka bkb bkk bkn bkt bna bnb bni bnk bnn bnt bnz bta btb bti btk btn btt btz bza bzn bzz ia- iaa iab iai ian iat iaz iba ibb ibi ibk ibn ibt ibz iia iib iii iin iit ika ikb iki ikk ikt in- ina inb ini ink inn int ita itb iti itk itn itt itz iza izi izz k-t k-z ka- kaa kab kai kak kan kat kaz kba kbb kbi kbk kbn kbz kia kib kii kik kin kit kiz kkb kki kkk kkn kkt kn- kna kni knk knn knt kta ktb ktk ktn ktt n-i naa nab nai nak nan nat naz nba nbb nbi nbk nbn nbt nia nib nii nik nin nit niz nka nki nkk nkn nkt nna nnb nni nnk nnn nnt nnz nta ntb nti ntk ntn ntt ntz nzb nzi nzz taa tab tai tak tan tat taz tba tbb tbi tbk tbn tbt tbz tia tib tii tik tin tit tiz tka tkb tkk tkt tkz tna tnb tni tnk tnn tnt tnz tta ttb tti ttk ttn ttt tza zaa zab zai zak zan zat zaz zbb zbt zia zib zik zin zit ziz zka znn zta zzt zzz