a-a a-b a-i aaa aab aad aaf aah aai aan ab- aba abb abd abf abh abi abn ad- ada adb add adf adh adi adn af- afa afb afd aff afh afi afn aha ahb ahd ahf ahh ahi ahn ai- aia aib aid aif aih aii ain an- ana anb and anf anh ani ann baa bab bad baf bah bai ban bba bbb bbd bbf bbh bbi bbn bda bdb bdd bdf bdh bdi bfa bfb bfd bff bfh bfi bfn bha bhb bhd bhf bhh bhi bi- bia bib bid bif bih bii bin bna bnb bnd bnf bni bnn daa dab dad daf dah dai dan dba dbb dbd dbf dbh dbi dbn dda ddb ddd ddf ddh ddi ddn dfa dfb dfd dff dfh dfi dfn dh- dha dhb dhd dhf dhh dhi di- dia dib did dif dih dii din dna dnb dnd dnf dnh dni dnn faa fab fad faf fah fai fan fba fbb fbd fbf fbh fbi fbn fda fdb fdd fdf fdh fdi fdn ffa ffd fff ffh ffi ffn fha fhb fhf fhh fhi fhn fia fib fid fif fih fii fin fna fnb fnd fnf fnh fni fnn h-i haa hab had haf hah hai han hba hbb hbd hbf hbh hbi hbn hda hdb hdd hdf hdh hdi hdn hfa hfb hfd hff hfh hfi hfn hha hhb hhd hhf hhh hhi hhn hia hib hid hif hih hii hin hna hnb hnd hnf hnh hnn i-d i-f ia- iaa iab iad iaf iah iai ian iba ibb ibd ibf ibh ibi ibn ida idb idd idf idh idi idn ifa ifb ifd iff ifi ifn iha ihb ihd ihf ihh ihi ihn iia iib iid iif iih iii iin in- ina inb ind inf inh ini inn n-i naa nab nad naf nah nai nan nba nbb nbd nbf nbi nbn nda ndb ndd ndf ndh ndi ndn nfa nfb nfd nff nfi nfn nha nhb nhd nhf nhh nhi nhn nia nib nid nif nih nii nin nna nnb nnf nnh nni nnn