a-a a-b a-i aaa aab aag aah aai aak aan ab- aba abb abg abh abi abk abn ag- aga agb agg agh agi agk agn aha ahb ahg ahh ahi ahk ahn ai- aia aib aig aih aii aik ain aka akb akg akh aki akk akn an- ana anb ang anh ani ank ann baa bab bag bah bai bak ban bba bbb bbg bbh bbi bbk bbn bga bgb bgg bgh bgi bgk bgn bha bhb bhg bhh bhi bhk bi- bia bib big bih bii bik bin bka bkb bkg bkk bkn bna bnb bng bni bnk bnn gaa gab gag gah gai gak gan gba gbg gbh gbi gbk gbn gga ggb ggg ggh ggi ggn gha ghb ghg ghh ghi ghn gia gib gig gih gii gik gin gka gkb gkh gkn gna gnb gni gnn h-i haa hab hag hah hai hak han hba hbb hbg hbh hbi hbk hbn hga hgb hgg hgh hgi hgk hgn hha hhb hhg hhh hhi hhk hhn hia hib hig hih hii hik hin hka hkb hkg hkh hki hkk hkn hna hnb hng hnh hnk hnn ia- iaa iab iag iah iai ian iba ibb ibg ibh ibi ibk ibn iga igb igg igh igi igk ign iha ihb ihg ihh ihi ihk ihn iia iib iih iii iin ika ikb iki ikk in- ina inb ing inh ini ink inn ka- kaa kab kag kah kai kak kan kba kbb kbh kbi kbk kbn kga kgb kgh kgi kha khh khi khk khn kia kib kig kih kii kik kin kkb kkh kki kkk kkn kn- kna kng kni knk knn n-i naa nab nag nah nai nak nan nba nbb nbg nbi nbk nbn nga ngb ngg ngh ngi ngk ngn nha nhb nhg nhh nhi nhk nhn nia nib nig nih nii nik nin nka nki nkk nkn nna nnb nng nnh nni nnk nnn