a-a a-b aaa aab aad aaj aam ab- aba abb abd abj abm ad- ada adb add adj adm aja ajb ajd ajj ajm ama amb amd amm baa bab bad baj bam bba bbb bbd bbm bda bdb bdd bdj bdm bja bjd bjj bjm bma bmb bmd bmj bmm daa dab dad daj dam dba dbb dbd dbm dda ddb ddd ddm dj- dja djb djd djm dma dmb dmd dmm j-d jaa jab jad jaj jam jba jbj jbm jda jdb jdm jja jjb jjj jma jmb jmd jmj jmm maa mab mad maj mam mba mbb mbd mbj mbm mda mdb mdd mdj mdm mjb mjd mjj mjm mma mmb mmd mmj mmm