a-a a-b aaa aab aaj aam aan ab- aba abb abj abm abn aja ajb ajj ajm ajn ama amb amm amn an- ana anb anj anm ann baa bab baj bam ban bba bbb bbm bbn bja bjj bjm bjn bma bmb bmj bmm bmn bna bnb bnj bnn jaa jab jaj jam jan jba jbj jbm jja jjb jjj jma jmb jmj jmm jmn jna jnj jnn maa mab maj mam man mba mbb mbj mbm mjb mjj mjm mma mmb mmj mmm mmn mna mnb mnj mnm mnn naa nab naj nam nan nba nbb nbm nbn nja njm njn nma nmb nmm nmn nna nnb nnm nnn