-al a-a a-b a-i aaa aab aad aai aal aan ab- aba abb abd abi abl abn ad- ada adb add adi adl adn ai- aia aib aid aii ail ain al- ala alb ald ali all aln an- ana anb and ani anl ann baa bab bad bai bal ban bba bbb bbd bbi bbl bbn bda bdb bdd bdi bdl bi- bia bib bid bii bil bin bla blb bld bli bll bln bna bnb bnd bni bnl bnn daa dab dad dai dal dan dba dbb dbd dbi dbl dbn dda ddb ddd ddi ddl ddn di- dia dib did dii dil din dl- dla dlb dld dli dll dna dnb dnd dni dnl dnn i-d ia- iaa iab iad iai ial ian iba ibb ibd ibi ibl ibn ida idb idd idi idl idn iia iib iid iii iil iin il- ila ilb ild ili ill iln in- ina inb ind ini inl inn la- laa lab lad lai lal lan lba lbb lbd lbi lbl lda ldb ldd ldi ldl ldn lia lib lid lii lil lin lla llb lld lli lll lln lna lnb lnd lni lnl lnn n-i naa nab nad nai nal nan nba nbb nbd nbi nbl nbn nda ndb ndd ndi ndl ndn nia nib nid nii nil nin nla nlb nld nli nll nln nna nnb nni nnl nnn