a-a a-b aaa aab aad aaj aam aan ab- aba abb abd abj abm abn ad- ada adb add adj adm adn aja ajb ajd ajj ajm ajn ama amb amd amm amn an- ana anb and anj anm ann baa bab bad baj bam ban bba bbb bbd bbm bbn bda bdb bdd bdj bdm bja bjd bjj bjm bjn bma bmb bmd bmj bmm bmn bna bnb bnd bnj bnn daa dab dad daj dam dan dba dbb dbd dbm dbn dda ddb ddd ddm ddn dj- dja djb djd djm dma dmb dmd dmm dmn dna dnb dnd dnj dnm dnn j-d jaa jab jad jaj jam jan jba jbj jbm jda jdb jdm jdn jja jjb jjj jma jmb jmd jmj jmm jmn jna jnd jnj jnn maa mab mad maj mam man mba mbb mbd mbj mbm mda mdb mdd mdj mdm mdn mjb mjd mjj mjm mma mmb mmd mmj mmm mmn mna mnb mnj mnm mnn naa nab nad naj nam nan nba nbb nbd nbm nbn nda ndb ndd ndm ndn nja njm njn nma nmb nmd nmm nmn nna nnb nnm nnn