a-a a-b a-i a-z aaa aab aag aah aai aan aaz ab- aba abb abg abh abi abn abz ag- aga agb agg agh agi agn agz aha ahb ahg ahh ahi ahn ahz ai- aia aib aig aih aii ain aiz an- ana anb ang anh ani ann anz az- aza azb azg azi azn azz baa bab bag bah bai ban baz bba bbb bbg bbh bbi bbn bga bgb bgg bgh bgi bgn bgz bha bhb bhg bhh bhi bi- bia bib big bih bii bin biz bna bnb bng bni bnn bnz bza bzh bzn bzz gaa gab gag gah gai gan gaz gba gbg gbh gbi gbn gbz gga ggb ggg ggh ggi ggn ggz gha ghb ghg ghh ghi ghn ghz gia gib gig gih gii gin giz gna gnb gni gnn gza h-i haa hab hag hah hai han haz hba hbb hbg hbh hbi hbn hbz hga hgb hgg hgh hgi hgn hha hhb hhg hhh hhi hhn hhz hia hib hig hih hii hin hna hnb hng hnh hnn hnz ia- iaa iab iag iah iai ian iaz iba ibb ibg ibh ibi ibn ibz iga igb igg igh igi ign iha ihb ihg ihh ihi ihn iia iib iih iii iin in- ina inb ing inh ini inn iza izh izi izz n-i naa nab nag nah nai nan naz nba nbb nbg nbi nbn nga ngb ngg ngh ngi ngn nha nhb nhg nhh nhi nhn nhz nia nib nig nih nii nin niz nna nnb nng nnh nni nnn nnz nzb nzg nzi nzz z-g zaa zab zag zah zai zan zaz zbb zgb zgg zgi zha zhi zia zib zig zin ziz znn zzz