a-a a-b a-i aaa aab aad aaf aai aam aan ab- aba abb abd abf abi abm abn ad- ada adb add adf adi adm adn af- afa afb afd aff afi afm afn ai- aia aib aid aif aii aim ain ama amb amd amf ami amm amn an- ana anb and anf ani anm ann baa bab bad baf bai bam ban bba bbb bbd bbf bbi bbm bbn bda bdb bdd bdf bdi bdm bfa bfb bfd bff bfi bfm bfn bi- bia bib bid bif bii bim bin bma bmb bmd bmf bmi bmm bmn bna bnb bnd bnf bni bnn daa dab dad daf dai dam dan dba dbb dbd dbf dbi dbm dbn dda ddb ddd ddf ddi ddm ddn dfa dfb dfd dff dfi dfm dfn di- dia dib did dif dii dim din dma dmb dmd dmf dmi dmm dmn dna dnb dnd dnf dni dnm dnn faa fab fad faf fai fam fan fba fbb fbd fbf fbi fbm fbn fda fdb fdd fdf fdi fdm fdn ffa ffd fff ffi ffm ffn fia fib fid fif fii fim fin fma fmb fmd fmf fmi fmm fmn fna fnb fnd fnf fni fnm fnn i-d i-f ia- iaa iab iad iaf iai iam ian iba ibb ibd ibf ibi ibm ibn ida idb idd idf idi idm idn ifa ifb ifd iff ifi ifm ifn iia iib iid iif iii iim iin im- ima imb imd imf imi imm imn in- ina inb ind inf ini inm inn m-f maa mab mad maf mai mam man mba mbb mbd mbf mbi mbm mda mdb mdd mdf mdi mdm mdn mfa mfb mfd mff mfi mfm mfn mi- mia mib mid mif mii mim min mma mmb mmd mmf mmi mmm mmn mna mnb mnf mni mnm mnn n-i naa nab nad naf nai nam nan nba nbb nbd nbf nbi nbm nbn nda ndb ndd ndf ndi ndm ndn nfa nfb nfd nff nfi nfn nia nib nid nif nii nim nin nma nmb nmd nmi nmm nmn nna nnb nnf nni nnm nnn